chore(deps): update dependency google-api-python-client to v2.19.1 (#1515)

diff --git a/samples/compute/requirements.txt b/samples/compute/requirements.txt
index 7473ec5..094c8e5 100644
--- a/samples/compute/requirements.txt
+++ b/samples/compute/requirements.txt
@@ -1,3 +1,3 @@
-google-api-python-client==2.19.0
+google-api-python-client==2.19.1
 google-auth==2.0.2
 google-auth-httplib2==0.1.0