Merge "Allow for multiple link and accept signalling timers to allow for...

Merge "Allow for multiple link and accept signalling timers to allow for multiple simultaneous incoming A2DP connections" into sc-dev am: 56829354

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/bt/+/14793279

Change-Id: Ie9af4f8d8bbaaee6704c9bfdfe064e8673864300