build: run docs regen in synth.py (#1059)

diff --git a/docs/dyn/translate_v3beta1.projects.html b/docs/dyn/translate_v3beta1.projects.html
index c83987f..d3fdde2 100644
--- a/docs/dyn/translate_v3beta1.projects.html
+++ b/docs/dyn/translate_v3beta1.projects.html
@@ -108,10 +108,10 @@
 
 { # The request message for language detection.
     "model": "A String", # Optional. The language detection model to be used. Format: `projects/{project-number-or-id}/locations/{location-id}/models/language-detection/{model-id}` Only one language detection model is currently supported: `projects/{project-number-or-id}/locations/{location-id}/models/language-detection/default`. If not specified, the default model is used.
-    "mimeType": "A String", # Optional. The format of the source text, for example, "text/html", "text/plain". If left blank, the MIME type defaults to "text/html".
     "labels": { # Optional. The labels with user-defined metadata for the request. Label keys and values can be no longer than 63 characters (Unicode codepoints), can only contain lowercase letters, numeric characters, underscores and dashes. International characters are allowed. Label values are optional. Label keys must start with a letter. See https://cloud.google.com/translate/docs/labels for more information.
       "a_key": "A String",
     },
+    "mimeType": "A String", # Optional. The format of the source text, for example, "text/html", "text/plain". If left blank, the MIME type defaults to "text/html".
     "content": "A String", # The content of the input stored as a string.
   }
 
@@ -126,8 +126,8 @@
     { # The response message for language detection.
     "languages": [ # A list of detected languages sorted by detection confidence in descending order. The most probable language first.
       { # The response message for language detection.
-        "languageCode": "A String", # The BCP-47 language code of source content in the request, detected automatically.
         "confidence": 3.14, # The confidence of the detection result for this language.
+        "languageCode": "A String", # The BCP-47 language code of source content in the request, detected automatically.
       },
     ],
   }</pre>
@@ -152,10 +152,10 @@
     { # The response message for discovering supported languages.
     &quot;languages&quot;: [ # A list of supported language responses. This list contains an entry for each language the Translation API supports.
       { # A single supported language response corresponds to information related to one supported language.
-        &quot;displayName&quot;: &quot;A String&quot;, # Human readable name of the language localized in the display language specified in the request.
         &quot;supportSource&quot;: True or False, # Can be used as source language.
-        &quot;languageCode&quot;: &quot;A String&quot;, # Supported language code, generally consisting of its ISO 639-1 identifier, for example, &#x27;en&#x27;, &#x27;ja&#x27;. In certain cases, BCP-47 codes including language and region identifiers are returned (for example, &#x27;zh-TW&#x27; and &#x27;zh-CN&#x27;)
         &quot;supportTarget&quot;: True or False, # Can be used as target language.
+        &quot;languageCode&quot;: &quot;A String&quot;, # Supported language code, generally consisting of its ISO 639-1 identifier, for example, &#x27;en&#x27;, &#x27;ja&#x27;. In certain cases, BCP-47 codes including language and region identifiers are returned (for example, &#x27;zh-TW&#x27; and &#x27;zh-CN&#x27;)
+        &quot;displayName&quot;: &quot;A String&quot;, # Human readable name of the language localized in the display language specified in the request.
       },
     ],
   }</pre>
@@ -171,20 +171,20 @@
     The object takes the form of:
 
 { # The request message for synchronous translation.
+    &quot;contents&quot;: [ # Required. The content of the input in string format. We recommend the total content be less than 30k codepoints. The max length of this field is 1024. Use BatchTranslateText for larger text.
+      &quot;A String&quot;,
+    ],
+    &quot;labels&quot;: { # Optional. The labels with user-defined metadata for the request. Label keys and values can be no longer than 63 characters (Unicode codepoints), can only contain lowercase letters, numeric characters, underscores and dashes. International characters are allowed. Label values are optional. Label keys must start with a letter. See https://cloud.google.com/translate/docs/labels for more information.
+      &quot;a_key&quot;: &quot;A String&quot;,
+    },
     &quot;glossaryConfig&quot;: { # Configures which glossary should be used for a specific target language, and defines options for applying that glossary. # Optional. Glossary to be applied. The glossary must be within the same region (have the same location-id) as the model, otherwise an INVALID_ARGUMENT (400) error is returned.
       &quot;glossary&quot;: &quot;A String&quot;, # Required. Specifies the glossary used for this translation. Use this format: projects/*/locations/*/glossaries/*
       &quot;ignoreCase&quot;: True or False, # Optional. Indicates match is case-insensitive. Default value is false if missing.
     },
-    &quot;contents&quot;: [ # Required. The content of the input in string format. We recommend the total content be less than 30k codepoints. Use BatchTranslateText for larger text.
-      &quot;A String&quot;,
-    ],
-    &quot;targetLanguageCode&quot;: &quot;A String&quot;, # Required. The BCP-47 language code to use for translation of the input text, set to one of the language codes listed in Language Support.
-    &quot;labels&quot;: { # Optional. The labels with user-defined metadata for the request. Label keys and values can be no longer than 63 characters (Unicode codepoints), can only contain lowercase letters, numeric characters, underscores and dashes. International characters are allowed. Label values are optional. Label keys must start with a letter. See https://cloud.google.com/translate/docs/labels for more information.
-      &quot;a_key&quot;: &quot;A String&quot;,
-    },
     &quot;model&quot;: &quot;A String&quot;, # Optional. The `model` type requested for this translation. The format depends on model type: - AutoML Translation models: `projects/{project-number-or-id}/locations/{location-id}/models/{model-id}` - General (built-in) models: `projects/{project-number-or-id}/locations/{location-id}/models/general/nmt`, `projects/{project-number-or-id}/locations/{location-id}/models/general/base` For global (non-regionalized) requests, use `location-id` `global`. For example, `projects/{project-number-or-id}/locations/global/models/general/nmt`. If missing, the system decides which google base model to use.
-    &quot;sourceLanguageCode&quot;: &quot;A String&quot;, # Optional. The BCP-47 language code of the input text if known, for example, &quot;en-US&quot; or &quot;sr-Latn&quot;. Supported language codes are listed in Language Support. If the source language isn&#x27;t specified, the API attempts to identify the source language automatically and returns the source language within the response.
+    &quot;targetLanguageCode&quot;: &quot;A String&quot;, # Required. The BCP-47 language code to use for translation of the input text, set to one of the language codes listed in Language Support.
     &quot;mimeType&quot;: &quot;A String&quot;, # Optional. The format of the source text, for example, &quot;text/html&quot;, &quot;text/plain&quot;. If left blank, the MIME type defaults to &quot;text/html&quot;.
+    &quot;sourceLanguageCode&quot;: &quot;A String&quot;, # Optional. The BCP-47 language code of the input text if known, for example, &quot;en-US&quot; or &quot;sr-Latn&quot;. Supported language codes are listed in Language Support. If the source language isn&#x27;t specified, the API attempts to identify the source language automatically and returns the source language within the response.
   }
 
   x__xgafv: string, V1 error format.
@@ -198,24 +198,24 @@
     {
     &quot;translations&quot;: [ # Text translation responses with no glossary applied. This field has the same length as `contents`.
       { # A single translation response.
-        &quot;model&quot;: &quot;A String&quot;, # Only present when `model` is present in the request. `model` here is normalized to have project number. For example: If the `model` requested in TranslationTextRequest is `projects/{project-id}/locations/{location-id}/models/general/nmt` then `model` here would be normalized to `projects/{project-number}/locations/{location-id}/models/general/nmt`.
         &quot;glossaryConfig&quot;: { # Configures which glossary should be used for a specific target language, and defines options for applying that glossary. # The `glossary_config` used for this translation.
           &quot;glossary&quot;: &quot;A String&quot;, # Required. Specifies the glossary used for this translation. Use this format: projects/*/locations/*/glossaries/*
           &quot;ignoreCase&quot;: True or False, # Optional. Indicates match is case-insensitive. Default value is false if missing.
         },
-        &quot;detectedLanguageCode&quot;: &quot;A String&quot;, # The BCP-47 language code of source text in the initial request, detected automatically, if no source language was passed within the initial request. If the source language was passed, auto-detection of the language does not occur and this field is empty.
         &quot;translatedText&quot;: &quot;A String&quot;, # Text translated into the target language.
+        &quot;detectedLanguageCode&quot;: &quot;A String&quot;, # The BCP-47 language code of source text in the initial request, detected automatically, if no source language was passed within the initial request. If the source language was passed, auto-detection of the language does not occur and this field is empty.
+        &quot;model&quot;: &quot;A String&quot;, # Only present when `model` is present in the request. `model` here is normalized to have project number. For example: If the `model` requested in TranslationTextRequest is `projects/{project-id}/locations/{location-id}/models/general/nmt` then `model` here would be normalized to `projects/{project-number}/locations/{location-id}/models/general/nmt`.
       },
     ],
     &quot;glossaryTranslations&quot;: [ # Text translation responses if a glossary is provided in the request. This can be the same as `translations` if no terms apply. This field has the same length as `contents`.
       { # A single translation response.
-        &quot;model&quot;: &quot;A String&quot;, # Only present when `model` is present in the request. `model` here is normalized to have project number. For example: If the `model` requested in TranslationTextRequest is `projects/{project-id}/locations/{location-id}/models/general/nmt` then `model` here would be normalized to `projects/{project-number}/locations/{location-id}/models/general/nmt`.
         &quot;glossaryConfig&quot;: { # Configures which glossary should be used for a specific target language, and defines options for applying that glossary. # The `glossary_config` used for this translation.
           &quot;glossary&quot;: &quot;A String&quot;, # Required. Specifies the glossary used for this translation. Use this format: projects/*/locations/*/glossaries/*
           &quot;ignoreCase&quot;: True or False, # Optional. Indicates match is case-insensitive. Default value is false if missing.
         },
-        &quot;detectedLanguageCode&quot;: &quot;A String&quot;, # The BCP-47 language code of source text in the initial request, detected automatically, if no source language was passed within the initial request. If the source language was passed, auto-detection of the language does not occur and this field is empty.
         &quot;translatedText&quot;: &quot;A String&quot;, # Text translated into the target language.
+        &quot;detectedLanguageCode&quot;: &quot;A String&quot;, # The BCP-47 language code of source text in the initial request, detected automatically, if no source language was passed within the initial request. If the source language was passed, auto-detection of the language does not occur and this field is empty.
+        &quot;model&quot;: &quot;A String&quot;, # Only present when `model` is present in the request. `model` here is normalized to have project number. For example: If the `model` requested in TranslationTextRequest is `projects/{project-id}/locations/{location-id}/models/general/nmt` then `model` here would be normalized to `projects/{project-number}/locations/{location-id}/models/general/nmt`.
       },
     ],
   }</pre>