Merge "Cert: gracefully tear down real device test" am: a12d6b4f am:...

Merge "Cert: gracefully tear down real device test" am: a12d6b4f am: 07b83ac9 am: f2b44f5e am: 233d5d19

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/1989846

Change-Id: I95bbd2766b952240d1db344e756e346f443221bd