Correct attribution source for MMAP thread

Ensure that the package name, which is used for listening for appops
below getInputForAttr, is corrected for MMAP threads.

Bug: 268724205
Test: AudioRecordTest
Test: Oboetester MMAP record silenced when backgrounded - 6s
Change-Id: Ia6fc1bff815bbbb2fee8bc1a60569a663a713e4b
1 file changed