Allow access to rfcomm PSM by default

Original bug
Bug: 294854926

Nearby regressions:
Bug: 298539299

Test: m com.android.btservices
Ignore-AOSP-First: security
Merged-In: If1f7c9278a9e877f64ae78b6f067c597fb5d0e66
Change-Id: If1f7c9278a9e877f64ae78b6f067c597fb5d0e66