Update submodules:
- balance_tracker: update-submodules-for-1.27.7rc16 (5ba96d9b1475ac79d7060cf2274aa4b5b755323f) - HAfAH: update-submodules-for-1.27.7rc16 (b7e72e90a1746b2067a719618f4d03f37f636563) - haf: update-submodules-for-1.27.7rc16 (b1d8f2623bad9300464739e132764527dceab095) - reputation_tracker: update-submodules-for-1.27.7rc16 (aebfdbde02aa6c997e715f3152be6b66af858418)