Merge changes from topic "ble_audio_group_node_ops"

* changes:
  leaudio: Remove not needed group id from the state machine
  leaudio: Improve logging for group events
  leaudio: Set group as inactive on service stop
  leaudio: Add API to Add and remove group node
tree: 65cc187219fa94fa7c794c0fd1e017a21b816836
  1. android/