Always stop LockHoldingService in FileChannelInterProcessLockTest

Test: atest android.cts.FileChannelInterProcessLockTest#test_lock_asyncChannel
Bug: 236710517
(cherry picked from https://android-review.googlesource.com/q/commit:a9991dd7163c03267b06047baf3bddc71367b477)
Merged-In: I37138bb1c6da05299a1fcd3297747a8bfcf9076d
Change-Id: I37138bb1c6da05299a1fcd3297747a8bfcf9076d
1 file changed