Give some permissions to bluetooth

The bluetooth user will need to encrypt and decrypt data to ensure
that the integrity of passwords can be verified. These provide
the needed permissions to create/remove keys and sign/verify using them.

Bug: 117993149
Test: Bluetooth operations from the UI work

Change-Id: I52fda2ec78c1b390ae668b8a3f37fc4dbb35e857
Merged-In: I9092c2c282f26b40cd15da84125e6e11354ec48b