Allow platform app to use USE_ICC_AUTH_WITH_DEVICE_IDENTIFIER permission

This permission is intended for 3rd party apps only with appops,
but it's not allowed to say 'appop' without 'signature' as
android:protectionLevel. So also honor platform key signed app using
this permission.

Bug: 174263375
Test: `atest android.telephony.cts.TelephonyManagerTest#testTelephonyManager` pass on crosshatch
Change-Id: I889c9342cae09ffeeb028cede30f59f2b35b4ea7