Revert "Add Local FeatureFlags client to system servier."

Revert submission 23727772-b279054964-flag-api-udc-qpr-dev

Reason for revert: b/290929382

Reverted changes: /q/submissionid:23727772-b279054964-flag-api-udc-qpr-dev

Change-Id: I696496d4ec06744756b3cc7ffe67670ff5acfcb2
2 files changed