docs: update generated docs (#981)

diff --git a/docs/dyn/playcustomapp_v1.accounts.customApps.html b/docs/dyn/playcustomapp_v1.accounts.customApps.html
index 938f9c0..09fc155 100644
--- a/docs/dyn/playcustomapp_v1.accounts.customApps.html
+++ b/docs/dyn/playcustomapp_v1.accounts.customApps.html
@@ -75,12 +75,12 @@
 <h1><a href="playcustomapp_v1.html">Google Play Custom App Publishing API</a> . <a href="playcustomapp_v1.accounts.html">accounts</a> . <a href="playcustomapp_v1.accounts.customApps.html">customApps</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(account, body=None, media_body=None, media_mime_type=None)</a></code></p>
-<p class="firstline">Create and publish a new custom app.</p>
+  <code><a href="#create">create(account, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</a></code></p>
+<p class="firstline">Creates a new custom app.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(account, body=None, media_body=None, media_mime_type=None)</code>
-  <pre>Create and publish a new custom app.
+    <code class="details" id="create">create(account, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</code>
+  <pre>Creates a new custom app.
 
 Args:
   account: string, Developer account ID. (required)
@@ -88,10 +88,16 @@
     The object takes the form of:
 
 { # This resource represents a custom app.
+    &quot;packageName&quot;: &quot;A String&quot;, # Output only. Package name of the created Android app.
+        # Only present in the API response.
     &quot;languageCode&quot;: &quot;A String&quot;, # Default listing language in BCP 47 format.
     &quot;title&quot;: &quot;A String&quot;, # Title for the Android app.
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
   media_body: string, The filename of the media request body, or an instance of a MediaUpload object.
   media_mime_type: string, The MIME type of the media request body, or an instance of a MediaUpload object.
 
@@ -99,6 +105,8 @@
   An object of the form:
 
     { # This resource represents a custom app.
+      &quot;packageName&quot;: &quot;A String&quot;, # Output only. Package name of the created Android app.
+          # Only present in the API response.
       &quot;languageCode&quot;: &quot;A String&quot;, # Default listing language in BCP 47 format.
       &quot;title&quot;: &quot;A String&quot;, # Title for the Android app.
     }</pre>