BluetoothSecurity: Add BLUETOOTH_PRIVILEGED permission for pairing dialog

Bug: 216190509
Test: Build
Change-Id: Ic11cfa7139711bd168c5541853e5130c9d1886ac
(cherry picked from commit 733dbb417e4c3a7dae1bfd123f7e95b24b017e21)
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 16bef70..b659d80 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -685,6 +685,7 @@
 
         <activity
             android:name=".bluetooth.BluetoothPairingDialog"
+            android:permission="android.permission.BLUETOOTH_PRIVILEGED"
             android:excludeFromRecents="true"
             android:windowSoftInputMode="stateVisible|adjustResize"
             android:taskAffinity="car.settings.bluetooth"