docs: docs update (#911)

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Fixes #<issue_number_goes_here> 🦕
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+<html><body>
+<style>
+
+body, h1, h2, h3, div, span, p, pre, a {
+  margin: 0;
+  padding: 0;
+  border: 0;
+  font-weight: inherit;
+  font-style: inherit;
+  font-size: 100%;
+  font-family: inherit;
+  vertical-align: baseline;
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+
+body {
+  font-size: 13px;
+  padding: 1em;
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+h1 {
+  font-size: 26px;
+  margin-bottom: 1em;
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+h2 {
+  font-size: 24px;
+  margin-bottom: 1em;
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+h3 {
+  font-size: 20px;
+  margin-bottom: 1em;
+  margin-top: 1em;
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+pre, code {
+  line-height: 1.5;
+  font-family: Monaco, 'DejaVu Sans Mono', 'Bitstream Vera Sans Mono', 'Lucida Console', monospace;
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+pre {
+  margin-top: 0.5em;
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+h1, h2, h3, p {
+  font-family: Arial, sans serif;
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+h1, h2, h3 {
+  border-bottom: solid #CCC 1px;
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+
+.toc_element {
+  margin-top: 0.5em;
+}
+
+.firstline {
+  margin-left: 2 em;
+}
+
+.method  {
+  margin-top: 1em;
+  border: solid 1px #CCC;
+  padding: 1em;
+  background: #EEE;
+}
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+.details {
+  font-weight: bold;
+  font-size: 14px;
+}
+
+</style>
+
+<h1><a href="networkmanagement_v1beta1.html">Network Management API</a> . <a href="networkmanagement_v1beta1.projects.html">projects</a> . <a href="networkmanagement_v1beta1.projects.locations.html">locations</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="networkmanagement_v1beta1.projects.locations.global_.html">global_()</a></code>
+</p>
+<p class="firstline">Returns the global_ Resource.</p>
+
+<p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Gets information about a location.</p>
+<p class="toc_element">
+  <code><a href="#list">list(name, pageToken=None, pageSize=None, filter=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Lists information about the supported locations for this service.</p>
+<p class="toc_element">
+  <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
+<p class="firstline">Retrieves the next page of results.</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Gets information about a location.
+
+Args:
+  name: string, Resource name for the location. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A resource that represents Google Cloud Platform location.
+    &quot;labels&quot;: { # Cross-service attributes for the location. For example
+        #
+        #     {&quot;cloud.googleapis.com/region&quot;: &quot;us-east1&quot;}
+      &quot;a_key&quot;: &quot;A String&quot;,
+    },
+    &quot;name&quot;: &quot;A String&quot;, # Resource name for the location, which may vary between implementations.
+        # For example: `&quot;projects/example-project/locations/us-east1&quot;`
+    &quot;locationId&quot;: &quot;A String&quot;, # The canonical id for this location. For example: `&quot;us-east1&quot;`.
+    &quot;displayName&quot;: &quot;A String&quot;, # The friendly name for this location, typically a nearby city name.
+        # For example, &quot;Tokyo&quot;.
+    &quot;metadata&quot;: { # Service-specific metadata. For example the available capacity at the given
+        # location.
+      &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
+    },
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(name, pageToken=None, pageSize=None, filter=None, x__xgafv=None)</code>
+  <pre>Lists information about the supported locations for this service.
+
+Args:
+  name: string, The resource that owns the locations collection, if applicable. (required)
+  pageToken: string, The standard list page token.
+  pageSize: integer, The standard list page size.
+  filter: string, The standard list filter.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The response message for Locations.ListLocations.
+    &quot;nextPageToken&quot;: &quot;A String&quot;, # The standard List next-page token.
+    &quot;locations&quot;: [ # A list of locations that matches the specified filter in the request.
+      { # A resource that represents Google Cloud Platform location.
+        &quot;labels&quot;: { # Cross-service attributes for the location. For example
+            #
+            #     {&quot;cloud.googleapis.com/region&quot;: &quot;us-east1&quot;}
+          &quot;a_key&quot;: &quot;A String&quot;,
+        },
+        &quot;name&quot;: &quot;A String&quot;, # Resource name for the location, which may vary between implementations.
+            # For example: `&quot;projects/example-project/locations/us-east1&quot;`
+        &quot;locationId&quot;: &quot;A String&quot;, # The canonical id for this location. For example: `&quot;us-east1&quot;`.
+        &quot;displayName&quot;: &quot;A String&quot;, # The friendly name for this location, typically a nearby city name.
+            # For example, &quot;Tokyo&quot;.
+        &quot;metadata&quot;: { # Service-specific metadata. For example the available capacity at the given
+            # location.
+          &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
+        },
+      },
+    ],
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call &#x27;execute()&#x27; on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+</body></html>
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