Change the project env variable to use in tests

Author: plamut

samples/snippets/noxfile_config.py

@@ -27,8 +27,8 @@
     # to 'BUILD_SPECIFIC_GCLOUD_PROJECT' if you want to opt in using a
     # build specific Cloud project. You can also use your own string
     # to use your own Cloud project.
-    # 'gcloud_project_env': 'GOOGLE_CLOUD_PROJECT',
-    "gcloud_project_env": "BUILD_SPECIFIC_GCLOUD_PROJECT",
+    "gcloud_project_env": 'GOOGLE_CLOUD_PROJECT',
+    # "gcloud_project_env": "BUILD_SPECIFIC_GCLOUD_PROJECT",
     # A dictionary you want to inject into your test. Don't put any
     # secrets here. These values will override predefined values.
     "envs": {},