[automerger skipped] audio: Add optional 'DriverInterface::getPosition'...

[automerger skipped] audio: Add optional 'DriverInterface::getPosition' method. am: a639f190 -s ours

am skip reason: Merged-In I392933f8f6b22d784726925199db00dcb0313648 with SHA-1 704aec43 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/24287958



Change-Id: I919c05ba1a5d66081f3bd4d69339833f43e53831
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>