docs: update generated docs (#1053)

Updates for both discovery docs and epydoc API Documentation

Fixes: #1049
diff --git a/docs/dyn/chat_v1.spaces.messages.attachments.html b/docs/dyn/chat_v1.spaces.messages.attachments.html
index e24b18f..e053c3c 100644
--- a/docs/dyn/chat_v1.spaces.messages.attachments.html
+++ b/docs/dyn/chat_v1.spaces.messages.attachments.html
@@ -75,17 +75,23 @@
 <h1><a href="chat_v1.html">Hangouts Chat API</a> . <a href="chat_v1.spaces.html">spaces</a> . <a href="chat_v1.spaces.messages.html">messages</a> . <a href="chat_v1.spaces.messages.attachments.html">attachments</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
+  <code><a href="#close">close()</a></code></p>
+<p class="firstline">Close httplib2 connections.</p>
+<p class="toc_element">
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
-<p class="firstline">Gets the metadata of a message attachment. The attachment data is fetched</p>
+<p class="firstline">Gets the metadata of a message attachment. The attachment data is fetched using the media API.</p>
 <h3>Method Details</h3>
 <div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
     <code class="details" id="get">get(name, x__xgafv=None)</code>
-  <pre>Gets the metadata of a message attachment. The attachment data is fetched
-using the media API.
+  <pre>Gets the metadata of a message attachment. The attachment data is fetched using the media API.
 
 Args:
-  name: string, Resource name of the attachment, in the form
-&quot;spaces/*/messages/*/attachments/*&quot;. (required)
+  name: string, Resource name of the attachment, in the form &quot;spaces/*/messages/*/attachments/*&quot;. (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -95,25 +101,18 @@
   An object of the form:
 
     { # An attachment in Hangouts Chat.
-    &quot;thumbnailUri&quot;: &quot;A String&quot;, # Output only. The thumbnail URL which should be used to preview the
-        # attachment to a human user. Bots should not use this URL to download
-        # attachment content.
+    &quot;source&quot;: &quot;A String&quot;, # The source of the attachment.
+    &quot;contentType&quot;: &quot;A String&quot;, # The content type (MIME type) of the file.
+    &quot;name&quot;: &quot;A String&quot;, # Resource name of the attachment, in the form &quot;spaces/*/messages/*/attachments/*&quot;.
+    &quot;contentName&quot;: &quot;A String&quot;, # The original file name for the content, not the full path.
     &quot;driveDataRef&quot;: { # A reference to the data of a drive attachment. # A reference to the drive attachment. This is used with the Drive API.
       &quot;driveFileId&quot;: &quot;A String&quot;, # The id for the drive file, for use with the Drive API.
     },
-    &quot;downloadUri&quot;: &quot;A String&quot;, # Output only. The download URL which should be used to allow a human user to
-        # download the attachment. Bots should not use this URL to download
-        # attachment content.
-    &quot;contentType&quot;: &quot;A String&quot;, # The content type (MIME type) of the file.
-    &quot;name&quot;: &quot;A String&quot;, # Resource name of the attachment, in the form
-        # &quot;spaces/*/messages/*/attachments/*&quot;.
-    &quot;source&quot;: &quot;A String&quot;, # The source of the attachment.
-    &quot;attachmentDataRef&quot;: { # A reference to the data of an attachment. # A reference to the attachment data. This is used with the media API to
-        # download the attachment data.
-      &quot;resourceName&quot;: &quot;A String&quot;, # The resource name of the attachment data. This is used with the media API
-          # to download the attachment data.
+    &quot;downloadUri&quot;: &quot;A String&quot;, # Output only. The download URL which should be used to allow a human user to download the attachment. Bots should not use this URL to download attachment content.
+    &quot;attachmentDataRef&quot;: { # A reference to the data of an attachment. # A reference to the attachment data. This is used with the media API to download the attachment data.
+      &quot;resourceName&quot;: &quot;A String&quot;, # The resource name of the attachment data. This is used with the media API to download the attachment data.
     },
-    &quot;contentName&quot;: &quot;A String&quot;, # The original file name for the content, not the full path.
+    &quot;thumbnailUri&quot;: &quot;A String&quot;, # Output only. The thumbnail URL which should be used to preview the attachment to a human user. Bots should not use this URL to download attachment content.
   }</pre>
 </div>