docs: update generated docs (#1053)

Updates for both discovery docs and epydoc API Documentation

Fixes: #1049
diff --git a/docs/dyn/compute_alpha.regionInstanceGroupManagers.html b/docs/dyn/compute_alpha.regionInstanceGroupManagers.html
index b6f583a..666150c 100644
--- a/docs/dyn/compute_alpha.regionInstanceGroupManagers.html
+++ b/docs/dyn/compute_alpha.regionInstanceGroupManagers.html
@@ -81,6 +81,9 @@
   <code><a href="#applyUpdatesToInstances">applyUpdatesToInstances(project, region, instanceGroupManager, body=None)</a></code></p>
 <p class="firstline">Apply updates to selected instances the managed instance group.</p>
 <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="#createInstances">createInstances(project, region, instanceGroupManager, body=None, requestId=None)</a></code></p>
 <p class="firstline">Creates instances with per-instance configs in this regional managed instance group. Instances are created using the current instance template. The create instances operation is marked DONE if the createInstances request is successful. The underlying actions take additional time. You must separately verify the status of the creating or actions with the listmanagedinstances method.</p>
 <p class="toc_element">
@@ -255,7 +258,7 @@
   body: object, The request body.
     The object takes the form of:
 
-{ # InstanceGroupManagers.applyUpdatesToInstances
+{ # RegionInstanceGroupManagers.applyUpdatesToInstances
     &quot;allInstances&quot;: True or False, # Flag to update all instances instead of specified list of ?instances?. If the flag is set to true then the instances may not be specified in the request.
     &quot;instances&quot;: [ # The list of URLs of one or more instances for which you want to apply updates. Each URL can be a full URL or a partial URL, such as zones/[ZONE]/instances/[INSTANCE_NAME].
       &quot;A String&quot;,
@@ -339,6 +342,11 @@
 </div>
 
 <div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
     <code class="details" id="createInstances">createInstances(project, region, instanceGroupManager, body=None, requestId=None)</code>
   <pre>Creates instances with per-instance configs in this regional managed instance group. Instances are created using the current instance template. The create instances operation is marked DONE if the createInstances request is successful. The underlying actions take additional time. You must separately verify the status of the creating or actions with the listmanagedinstances method.