Merge changes from topic "presubmit-am-3369b42535704937873a775614fff2c5" into tm-mainline-prod

* changes:
  [automerge] Add test for GattConnectionManager. 2p: 699f0354d7
  Add test for GattConnectionManager.
tree: a248b5675f67df1bb60b6fa1937a89269f9897c5
  1. nearby/