fix environment

Author: rozen03

.github/workflows/google-cloudrun-docker.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Authenticate Cloud CLI
         uses: 'google-github-actions/auth@v2'
         with:
-          credentials_json: '${{ secrets.GCP_SA_KEY }}'
+          credentials_json: ${{ secrets.GCP_SA_KEY }}
 
       - name: Set up Cloud SDK
         uses: 'google-github-actions/setup-gcloud@v2'
@@ -62,7 +62,7 @@ jobs:
       - name: Authenticate Cloud CLI
         uses: 'google-github-actions/auth@v2'
         with:
-          credentials_json: '${{ secrets.GCP_SA_KEY }}'
+          credentials_json: ${{ secrets.GCP_SA_KEY }}
 
 
       - name: Set up Cloud SDK