Change Bluetooth stack code not to use the hidden API for Mainline

Test: Treehugger; Bluetooth tests
Bug: 147322848

Change-Id: Idb835d6be869f5c0d5ba66b5958ccf84a7e94cb7
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index c18928a..37c18ed 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -34,6 +34,7 @@
     <uses-permission android:name="android.permission.READ_CALL_LOG" />
     <uses-permission android:name="android.permission.WRITE_CALL_LOG" />
     <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE" />
+    <uses-permission android:name="android.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH" />
     <uses-permission android:name="android.permission.WRITE_SETTINGS" />
     <uses-permission android:name="android.permission.NFC_HANDOVER_STATUS" />
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />