Build Cache for Gradle v2.20.7

Changelog
1

What’s Changed

  • Updates bundled bitrise-build-cache CLI from v2.7.3 → v2.7.5 (bitrise-io/bitrise-build-cache-cli#342). v2.7.5 emits the canonical un-suffixed repository-manager.services.bitrise.io Maven mirror hostname (ACI-4998), validated end-to-end on prod-DEN VMs.