Disable cache debug logging for workflows

This logging can now be enabled on a case-by-case basis using
GitHub Actions debugging.

.github/workflows/integ-test-caching-config.yml

@@ -15,7 +15,6 @@ on:
 env:
   DOWNLOAD_DIST: ${{ inputs.download-dist }}
   GRADLE_BUILD_ACTION_CACHE_KEY_PREFIX: action-inputs-caching-${{ inputs.cache-key-prefix }}
-  GRADLE_BUILD_ACTION_CACHE_DEBUG_ENABLED: true
 
 jobs:
   seed-build: