audio: Set 'maxOpenStreamCount' to unlimited for input ports am: 8dbc51158f am: 81b8fb2841 am: 9fa5515ad7 am: f0102fff01

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2768032

Change-Id: Ia363e50cbfc3cb92d0dc0e2a563cde444204c7ca
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>