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

diff --git a/docs/dyn/pubsublite_v1.admin.projects.locations.topics.subscriptions.html b/docs/dyn/pubsublite_v1.admin.projects.locations.topics.subscriptions.html
index 1467dfe..2c48887 100644
--- a/docs/dyn/pubsublite_v1.admin.projects.locations.topics.subscriptions.html
+++ b/docs/dyn/pubsublite_v1.admin.projects.locations.topics.subscriptions.html
@@ -78,7 +78,7 @@
   <code><a href="#close">close()</a></code></p>
 <p class="firstline">Close httplib2 connections.</p>
 <p class="toc_element">
-  <code><a href="#list">list(name, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+  <code><a href="#list">list(name, pageToken=None, pageSize=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists the subscriptions attached to the specified topic.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
@@ -90,13 +90,13 @@
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(name, pageSize=None, pageToken=None, x__xgafv=None)</code>
+    <code class="details" id="list">list(name, pageToken=None, pageSize=None, x__xgafv=None)</code>
   <pre>Lists the subscriptions attached to the specified topic.
 
 Args:
   name: string, Required. The name of the topic whose subscriptions to list. (required)
-  pageSize: integer, The maximum number of subscriptions to return. The service may return fewer than this value. If unset or zero, all subscriptions for the given topic will be returned.
   pageToken: string, A page token, received from a previous `ListTopicSubscriptions` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `ListTopicSubscriptions` must match the call that provided the page token.
+  pageSize: integer, The maximum number of subscriptions to return. The service may return fewer than this value. If unset or zero, all subscriptions for the given topic will be returned.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format