chore: regens API reference docs (#889)

diff --git a/docs/dyn/sourcerepo_v1.projects.html b/docs/dyn/sourcerepo_v1.projects.html
index 33b0296..63df79e 100644
--- a/docs/dyn/sourcerepo_v1.projects.html
+++ b/docs/dyn/sourcerepo_v1.projects.html
@@ -83,7 +83,7 @@
   <code><a href="#getConfig">getConfig(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Returns the Cloud Source Repositories configuration of the project.</p>
 <p class="toc_element">
-  <code><a href="#updateConfig">updateConfig(name, body, x__xgafv=None)</a></code></p>
+  <code><a href="#updateConfig">updateConfig(name, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Updates the Cloud Source Repositories configuration of the project.</p>
 <h3>Method Details</h3>
 <div class="method">
@@ -92,7 +92,7 @@
 
 Args:
   name: string, The name of the requested project. Values are of the form
-`projects/<project>`. (required)
+`projects/&lt;project&gt;`. (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -103,50 +103,50 @@
 
     { # Cloud Source Repositories configuration of a project.
     "enablePrivateKeyCheck": True or False, # Reject a Git push that contains a private key.
-    "name": "A String", # The name of the project. Values are of the form `projects/<project>`.
+    "name": "A String", # The name of the project. Values are of the form `projects/&lt;project&gt;`.
     "pubsubConfigs": { # How this project publishes a change in the repositories through Cloud
         # Pub/Sub. Keyed by the topic names.
       "a_key": { # Configuration to publish a Cloud Pub/Sub message.
         "topic": "A String", # A topic of Cloud Pub/Sub. Values are of the form
-            # `projects/<project>/topics/<topic>`. The project needs to be the same
+            # `projects/&lt;project&gt;/topics/&lt;topic&gt;`. The project needs to be the same
             # project as this config is in.
-        "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
         "serviceAccountEmail": "A String", # Email address of the service account used for publishing Cloud Pub/Sub
             # messages. This service account needs to be in the same project as the
             # PubsubConfig. When added, the caller needs to have
             # iam.serviceAccounts.actAs permission on this service account. If
             # unspecified, it defaults to the compute engine default service account.
+        "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
       },
     },
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="updateConfig">updateConfig(name, body, x__xgafv=None)</code>
+    <code class="details" id="updateConfig">updateConfig(name, body=None, x__xgafv=None)</code>
   <pre>Updates the Cloud Source Repositories configuration of the project.
 
 Args:
   name: string, The name of the requested project. Values are of the form
-`projects/<project>`. (required)
-  body: object, The request body. (required)
+`projects/&lt;project&gt;`. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Request for UpdateProjectConfig.
     "projectConfig": { # Cloud Source Repositories configuration of a project. # The new configuration for the project.
       "enablePrivateKeyCheck": True or False, # Reject a Git push that contains a private key.
-      "name": "A String", # The name of the project. Values are of the form `projects/<project>`.
+      "name": "A String", # The name of the project. Values are of the form `projects/&lt;project&gt;`.
       "pubsubConfigs": { # How this project publishes a change in the repositories through Cloud
           # Pub/Sub. Keyed by the topic names.
         "a_key": { # Configuration to publish a Cloud Pub/Sub message.
           "topic": "A String", # A topic of Cloud Pub/Sub. Values are of the form
-              # `projects/<project>/topics/<topic>`. The project needs to be the same
+              # `projects/&lt;project&gt;/topics/&lt;topic&gt;`. The project needs to be the same
               # project as this config is in.
-          "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
           "serviceAccountEmail": "A String", # Email address of the service account used for publishing Cloud Pub/Sub
               # messages. This service account needs to be in the same project as the
               # PubsubConfig. When added, the caller needs to have
               # iam.serviceAccounts.actAs permission on this service account. If
               # unspecified, it defaults to the compute engine default service account.
+          "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
         },
       },
     },
@@ -165,19 +165,19 @@
 
     { # Cloud Source Repositories configuration of a project.
     "enablePrivateKeyCheck": True or False, # Reject a Git push that contains a private key.
-    "name": "A String", # The name of the project. Values are of the form `projects/<project>`.
+    "name": "A String", # The name of the project. Values are of the form `projects/&lt;project&gt;`.
     "pubsubConfigs": { # How this project publishes a change in the repositories through Cloud
         # Pub/Sub. Keyed by the topic names.
       "a_key": { # Configuration to publish a Cloud Pub/Sub message.
         "topic": "A String", # A topic of Cloud Pub/Sub. Values are of the form
-            # `projects/<project>/topics/<topic>`. The project needs to be the same
+            # `projects/&lt;project&gt;/topics/&lt;topic&gt;`. The project needs to be the same
             # project as this config is in.
-        "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
         "serviceAccountEmail": "A String", # Email address of the service account used for publishing Cloud Pub/Sub
             # messages. This service account needs to be in the same project as the
             # PubsubConfig. When added, the caller needs to have
             # iam.serviceAccounts.actAs permission on this service account. If
             # unspecified, it defaults to the compute engine default service account.
+        "messageFormat": "A String", # The format of the Cloud Pub/Sub messages.
       },
     },
   }</pre>