chore: update docs/dyn , add static discovery files to discovery_cache/documents (#1111)

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Source-Link: https://github.com/googleapis/synthtool/commit/c2de32114ec484aa708d32012d1fa8d75232daf5
diff --git a/docs/dyn/youtube_v3.i18nRegions.html b/docs/dyn/youtube_v3.i18nRegions.html
index 6f54bdd..ce95d2c 100644
--- a/docs/dyn/youtube_v3.i18nRegions.html
+++ b/docs/dyn/youtube_v3.i18nRegions.html
@@ -102,21 +102,21 @@
   An object of the form:
 
     {
-    "eventId": "A String", # Serialized EventId of the request which produced this response.
-    "kind": "youtube#i18nRegionListResponse", # Identifies what kind of resource this is. Value: the fixed string "youtube#i18nRegionListResponse".
+    "etag": "A String", # Etag of this resource.
     "items": [ # A list of regions where YouTube is available. In this map, the i18n region ID is the map key, and its value is the corresponding i18nRegion resource.
       { # A *i18nRegion* resource identifies a region where YouTube is available.
         "kind": "youtube#i18nRegion", # Identifies what kind of resource this is. Value: the fixed string "youtube#i18nRegion".
-        "etag": "A String", # Etag of this resource.
         "id": "A String", # The ID that YouTube uses to uniquely identify the i18n region.
         "snippet": { # Basic details about an i18n region, such as region code and human-readable name. # The snippet object contains basic details about the i18n region, such as region code and human-readable name.
-          "gl": "A String", # The region code as a 2-letter ISO country code.
           "name": "A String", # The human-readable name of the region.
+          "gl": "A String", # The region code as a 2-letter ISO country code.
         },
+        "etag": "A String", # Etag of this resource.
       },
     ],
-    "etag": "A String", # Etag of this resource.
+    "kind": "youtube#i18nRegionListResponse", # Identifies what kind of resource this is. Value: the fixed string "youtube#i18nRegionListResponse".
     "visitorId": "A String", # The visitorId identifies the visitor.
+    "eventId": "A String", # Serialized EventId of the request which produced this response.
   }</pre>
 </div>