docs: docs update (#911)

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Fixes #<issue_number_goes_here> 🦕
diff --git a/docs/dyn/pubsub_v1beta2.projects.topics.subscriptions.html b/docs/dyn/pubsub_v1beta2.projects.topics.subscriptions.html
index 01a035d..a9b3773 100644
--- a/docs/dyn/pubsub_v1beta2.projects.topics.subscriptions.html
+++ b/docs/dyn/pubsub_v1beta2.projects.topics.subscriptions.html
@@ -75,22 +75,22 @@
 <h1><a href="pubsub_v1beta2.html">Cloud Pub/Sub API</a> . <a href="pubsub_v1beta2.projects.html">projects</a> . <a href="pubsub_v1beta2.projects.topics.html">topics</a> . <a href="pubsub_v1beta2.projects.topics.subscriptions.html">subscriptions</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#list">list(topic, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+  <code><a href="#list">list(topic, pageToken=None, pageSize=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists the name of the subscriptions for this topic.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="list">list(topic, pageSize=None, pageToken=None, x__xgafv=None)</code>
+    <code class="details" id="list">list(topic, pageToken=None, pageSize=None, x__xgafv=None)</code>
   <pre>Lists the name of the subscriptions for this topic.
 
 Args:
   topic: string, The name of the topic that subscriptions are attached to. (required)
-  pageSize: integer, Maximum number of subscription names to return.
   pageToken: string, The value returned by the last `ListTopicSubscriptionsResponse`; indicates
 that this is a continuation of a prior `ListTopicSubscriptions` call, and
 that the system should return the next page of data.
+  pageSize: integer, Maximum number of subscription names to return.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -100,12 +100,12 @@
   An object of the form:
 
     { # Response for the `ListTopicSubscriptions` method.
-    "nextPageToken": "A String", # If not empty, indicates that there may be more subscriptions that match
+    &quot;subscriptions&quot;: [ # The names of the subscriptions that match the request.
+      &quot;A String&quot;,
+    ],
+    &quot;nextPageToken&quot;: &quot;A String&quot;, # If not empty, indicates that there may be more subscriptions that match
         # the request; this value should be passed in a new
         # `ListTopicSubscriptionsRequest` to get more subscriptions.
-    "subscriptions": [ # The names of the subscriptions that match the request.
-      "A String",
-    ],
   }</pre>
 </div>
 
@@ -118,7 +118,7 @@
   previous_response: The response from the request for the previous page. (required)
 
 Returns:
-  A request object that you can call 'execute()' on to request the next
+  A request object that you can call &#x27;execute()&#x27; on to request the next
   page. Returns None if there are no more items in the collection.
     </pre>
 </div>