broadcaster: Fix suppressing noisy intent

Fixes the reversed logic to normal, which is to not supress
the intent when Boradcast gets disabled and phone speaker can
become noisy.

Bug: 150670922
Tag: #feature
Test: atest BluetoothInstrumentationTests
Sponsor: jpawlowski@
Change-Id: Ib1715e1f6080a8746fe2f9283aa2a88af0f33947