Revert "Integrate IKeystoreAuthorization aidl's addAuthToken wit..."

Revert submission 1519257-rename_auth_service

Reason for revert: breaking WM presubmit, b/177787180
Reverted Changes:
Ib847b68d4:Integrate IKeystoreAuthorization aidl's addAuthTok...
I7893ab452:Integrate IKeystoreAuthorization aidl's addAuthTok...
I4a092119c:Implement addAuthToken method of IKeystoreAuthoriz...

Change-Id: Iea9bf7e7b3d1e968bbbe39f4ec08dcc3577cee07