Fix Broken test: Package: com.android.settingslib.bluetooth

Remove the test receiver since the robotest can register intent when
assign Context.RECEIVER EXPORTED as parameter.

Bug: 216048096
Test: make -j64 RunSettingsLibRoboTests
Change-Id: Ic67c9e459c4f959d0121425790db4c7d4a85ade1
3 files changed