chore: update secret manager in kokoro (#1350)

Author: cojenco

.kokoro/continuous/common.cfg

@@ -25,3 +25,9 @@ env_vars: {
     key: "TRAMPOLINE_BUILD_FILE"
     value: "github/python-storage/.kokoro/build.sh"
 }
+
+# Credentials needed to test universe domain.
+env_vars: {
+  key: "SECRET_MANAGER_KEYS"
+  value: "client-library-test-universe-domain-credential"
+}

.kokoro/release/common.cfg

@@ -36,7 +36,7 @@ before_action {
 # Tokens needed to report release status back to GitHub
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem"
+  value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem, client-library-test-universe-domain-credential"
 }
 
 # Store the packages we uploaded to PyPI.  That way, we have a record of exactly

owlbot.py

@@ -46,6 +46,7 @@
         "noxfile.py",
         "CONTRIBUTING.rst",
         "README.rst",
+        ".kokoro/continuous/common.cfg",
         ".kokoro/presubmit/system-3.8.cfg",
         ".kokoro/samples/python3.6", # remove python 3.6 support
         ".github/blunderbuss.yml", # blunderbuss assignment to python squad
@@ -83,6 +84,12 @@
     """omit =
   .nox/*""")
 
+s.replace(
+    ".kokoro/release/common.cfg",
+    'value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem"',
+    'value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem, client-library-test-universe-domain-credential"'
+)
+
 python.py_samples(skip_readmes=True)
 
 s.shell.run(["nox", "-s", "blacken"], hide_output=False)