chore(python): Push cloud library docs to Cloud RAD (#461)

Source-Link: googleapis/synthtool@694118b
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:ec49167c606648a063d1222220b48119c912562849a0528f35bfb592a9f72737

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:58f73ba196b5414782605236dd0712a73541b44ff2ff4d3a36ec41092dd6fa5b
+  digest: sha256:ec49167c606648a063d1222220b48119c912562849a0528f35bfb592a9f72737

.kokoro/docs/common.cfg

@@ -30,6 +30,7 @@ env_vars: {
 
 env_vars: {
     key: "V2_STAGING_BUCKET"
+    # Push google cloud library docs to the Cloud RAD bucket `docs-staging-v2`
     value: "docs-staging-v2"
 }
 

noxfile.py

@@ -112,7 +112,7 @@ def default(session):
         "py.test",
         "--quiet",
         f"--junitxml=unit_{session.python}_sponge_log.xml",
-        "--cov=google/cloud",
+        "--cov=google",
         "--cov=tests/unit",
         "--cov-append",
         "--cov-config=.coveragerc",