AudioService: RotationHelper.forceUpdate fix

All access to RotationHelper from AudioService must
be guarded by a mMonitorRotation if check.

Test: atest VtsHalAudioCoreTargetTest
Bug: 273800157
Merged-In: I3cb4d30efbdab98d078e68a8ac6a85faee2dd8d9
Change-Id: I3cb4d30efbdab98d078e68a8ac6a85faee2dd8d9
1 file changed