Grant CPU_TIME for ongoing service binder calls

Adding method to report start and finish of binder calls over a given
service connection and granting the hosting processes CPU_TIME
capability for this duration.

Flag: com.android.server.am.cpu_time_capability_based_freeze_policy

Test: atest FrameworksMockingServicesTests:MockingOomAdjusterTests
Test: atest FrameworksMockingServicesTests:BoundServiceSessionTests

Bug: 415872166
Bug: 401106696

Change-Id: Id58868f4864c324ff8d8d16a1d2ca6eae167c992