Update .gitlab-ci.yml -- fixing test vs prod deployment tasks

.gitlab-ci.yml

@@ -39,11 +39,19 @@ deploy:
     - aws cloudfront create-invalidation --distribution-id $DEV_CFDIST_ID --paths '/*'
   only:
     - master@adi-ia/course-search-enroll-fe
-
+    
+deploy_test:
+  stage: deploy
+  script:
+    - aws s3 sync --acl public-read --sse --delete s3://$S3_BUCKET_NAME s3://$TEST_S3_BUCKET_NAME
+  only:
+    - master@adi-ia/course-search-enroll-fe
+  when: manual
+  
 deploy_prod:
   stage: deploy
   script:
-    - aws s3 sync --acl public-read --sse --delete s3://$TEST_S3_BUCKET_NAME s3://PROD_S3_BUCKET_NAME
+    - aws s3 sync --acl public-read --sse --delete s3://$TEST_S3_BUCKET_NAME s3://$PROD_S3_BUCKET_NAME
   only:
     - master@adi-ia/course-search-enroll-fe
   when: manual