audio: Remove InputStreamTest#getCapturePosition test am: f38d908d43 am: 0385eeafc3 am: a8bac1333e am: c84765c39e

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2457548

Change-Id: I95071fa1847b37d3bc2bbb4e615329729e31b410
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>