Merge branch '32-update-google-cloud-sdk-to-297-0-1' into 'master'

Update Google Cloud SDK to 297.0.1

Closes #32

See merge request tnir/docs.djangoproject.jp!27

Author: tnir

.gitlab-ci.yml

@@ -31,7 +31,7 @@ pages:
   - master
 
 deploy:
-  image: google/cloud-sdk:272.0.0
+  image: google/cloud-sdk:297.0.1
   stage: deploy
   script:
   - gcloud app deploy --no-promote