aaudio: teardown stream based on a port handle

Needed for silencing specific input streams.
Pass AAudioService reference into AAudioServiceEndpointMMAP.
Use it to find a specific stream by PortHandle then
stop it and disconnect it.

Bug: 72134552
Test: b/72134552#comment10
Change-Id: Ibdf242f834c83b47c967c3cc634ed1083b019d4a
13 files changed