BT: Handle play passthrough to a single earbud

- Sending play command to active earbud leads to
  pause being sent to its pair "non-active" earbud.
- This change ensures that pause is not sent to
  non-active remote if its a pair-earbud of active
  earbud.

CRs-Fixed: 2549560

Change-Id: I4c15c3043efd66dcef5b0c9d8b61310c52289330
1 file changed