PackageParser: ignore <uses-permission> android:required on older apps
PackageParser: ignore <uses-permission> android:required on older apps

Don't honor <uses-permission android:required="false"> on older apps.
Lots of apps in the wild are improperly using this, and we don't
want to break them.

Bug: 8528162
Change-Id: I6e0a10bc9feac58d13ef624239c6b91e9fc34590

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base