docs: update generated docs (#1053)

Updates for both discovery docs and epydoc API Documentation

Fixes: #1049
diff --git a/docs/dyn/compute_alpha.healthChecks.html b/docs/dyn/compute_alpha.healthChecks.html
index e3e7671..bf256e1 100644
--- a/docs/dyn/compute_alpha.healthChecks.html
+++ b/docs/dyn/compute_alpha.healthChecks.html
@@ -81,6 +81,9 @@
   <code><a href="#aggregatedList_next">aggregatedList_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</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="#delete">delete(project, healthCheck, requestId=None)</a></code></p>
 <p class="firstline">Deletes the specified HealthCheck resource.</p>
 <p class="toc_element">
@@ -142,7 +145,7 @@
               #
               # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
               #
-              # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+              # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
               #
               # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
             &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.
@@ -305,6 +308,11 @@
 </div>
 
 <div class="method">
+    <code class="details" id="close">close()</code>
+  <pre>Close httplib2 connections.</pre>
+</div>
+
+<div class="method">
     <code class="details" id="delete">delete(project, healthCheck, requestId=None)</code>
   <pre>Deletes the specified HealthCheck resource.
 
@@ -398,7 +406,7 @@
       #
       # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
       #
-      # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+      # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
       #
       # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
     &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.
@@ -529,7 +537,7 @@
     # 
     # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
     # 
-    # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+    # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
     # 
     # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
   &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.
@@ -748,7 +756,7 @@
           #
           # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
           #
-          # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+          # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
           #
           # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
         &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.
@@ -910,7 +918,7 @@
     # 
     # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
     # 
-    # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+    # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
     # 
     # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
   &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.
@@ -1138,7 +1146,7 @@
     # 
     # * [Global](/compute/docs/reference/rest/{$api_version}/healthChecks) * [Regional](/compute/docs/reference/rest/{$api_version}/regionHealthChecks)
     # 
-    # Internal HTTP(S) load balancers use regional health checks. All other types of GCP load balancers and managed instance group auto-healing use global health checks. For more information, read Health Check Concepts.
+    # Internal HTTP(S) load balancers must use regional health checks. Internal TCP/UDP load balancers can use either regional or global health checks. All other types of GCP load balancers and managed instance group auto-healing must use global health checks. For more information, read Health Check Concepts.
     # 
     # To perform health checks on network load balancers, you must use either httpHealthChecks or httpsHealthChecks.
   &quot;checkIntervalSec&quot;: 42, # How often (in seconds) to send a health check. The default value is 5 seconds.