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

diff --git a/docs/dyn/libraryagent_v1.shelves.html b/docs/dyn/libraryagent_v1.shelves.html
index 20a2046..25dc4a8 100644
--- a/docs/dyn/libraryagent_v1.shelves.html
+++ b/docs/dyn/libraryagent_v1.shelves.html
@@ -86,7 +86,7 @@
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets a shelf. Returns NOT_FOUND if the shelf does not exist.</p>
 <p class="toc_element">
-  <code><a href="#list">list(pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+  <code><a href="#list">list(pageToken=None, pageSize=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists shelves. The order is unspecified but deterministic. Newly created shelves will not necessarily be added to the end of this list.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
@@ -118,12 +118,12 @@
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(pageSize=None, pageToken=None, x__xgafv=None)</code>
+    <code class="details" id="list">list(pageToken=None, pageSize=None, x__xgafv=None)</code>
   <pre>Lists shelves. The order is unspecified but deterministic. Newly created shelves will not necessarily be added to the end of this list.
 
 Args:
-  pageSize: integer, Requested page size. Server may return fewer shelves than requested. If unspecified, server will pick an appropriate default.
   pageToken: string, A token identifying a page of results the server should return. Typically, this is the value of ListShelvesResponse.next_page_token returned from the previous call to `ListShelves` method.
+  pageSize: integer, Requested page size. Server may return fewer shelves than requested. If unspecified, server will pick an appropriate default.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format