Allow tag builds to access Gitlab cache (#9124)

* Allow tag builds to access Gitlab cache
* Fix populate cache builds not on master

Author: randomanderson

.gitlab-ci.yml

@@ -146,6 +146,7 @@ default:
         - .gradle/caches
         - .gradle/notifications
       policy: $DEPENDENCY_CACHE_POLICY
+      unprotect: true
       fallback_keys: # Use fallback keys because all cache types are not populated. See note under: populate_dep_cache
         - '$CI_SERVER_VERSION-base'
         - '$CI_SERVER_VERSION-lib'
@@ -155,6 +156,7 @@ default:
         - .gradle/$GRADLE_VERSION/executionHistory
         - workspace
       policy: $BUILD_CACHE_POLICY
+      unprotect: true
   before_script:
     - source .gitlab/gitlab-utils.sh
     # Akka token added to SSM from https://account.akka.io/token

.gitlab/benchmarks.yml

@@ -76,6 +76,8 @@ check-big-regressions:
   when: on_success
   tags: ["arch:amd64"]
   rules:
+    - if: '$POPULATE_CACHE'
+      when: never
     - if: '$CI_COMMIT_BRANCH !~ /^(master|release\/)/'
       when: on_success
     - when: never