Update dependency google-auth-httplib2 to v0.0.4 [(#4255)](GoogleCloudPlatform/python-docs-samples#4255)

renovate-bot · Takashi Matsuo · web-flow · commit 678dd1427224 · 2020-07-08T17:00:20.000-07:00
Co-authored-by: Takashi Matsuo &lt;tmatsuo@google.com&gt;
diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
@@ -1,6 +1,6 @@
 grpcio==1.30.0
 google-auth==1.18.0
-google-auth-httplib2==0.0.3
+google-auth-httplib2==0.0.4
 google-cloud==0.34.0
 google-cloud-storage==1.29.0
 google-cloud-dataproc==1.0.0
