chore: update doc links from googleapis.dev to cloud.google.com (#18)

Author: dandhlee

packages/google-cloud-common/.repo-metadata.json

@@ -1,7 +1,7 @@
 {
     "name": "common",
     "name_pretty": "Google Cloud Common",
-    "client_documentation": "https://googleapis.dev/python/common/latest",
+    "client_documentation": "https://cloud.google.com/python/docs/reference/common/latest",
     "issue_tracker": "",
     "release_level": "ga",
     "language": "python",

packages/google-cloud-common/README.rst

@@ -13,7 +13,7 @@ This package contains generated Python types for `google.cloud.common`.
    :target: https://pypi.org/project/google-cloud-common/
 .. |versions| image:: https://img.shields.io/pypi/pyversions/google-cloud-common.svg
    :target: https://pypi.org/project/google-cloud-common/
-.. _Client Library Documentation: https://googleapis.dev/python/common/latest
+.. _Client Library Documentation: https://cloud.google.com/python/docs/reference/common/latest
 
 Installation
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