Fix: Updates sidebar text for google_client_config resource (hashicorp#520)

Author: mrparkers

website/google.erb

@@ -14,7 +14,7 @@
     <a href="#">Google Cloud Platform Data Sources</a>
     <ul class="nav nav-visible">
       <li<%= sidebar_current("docs-google-datasource-client-config") %>>
-        <a href="/docs/providers/google/d/datasource_client_config.html">google_compute_network</a>
+        <a href="/docs/providers/google/d/datasource_client_config.html">google_client_config</a>
       </li>
       <li<%= sidebar_current("docs-google-datasource-compute-network") %>>
         <a href="/docs/providers/google/d/datasource_compute_network.html">google_compute_network</a>