Play Integrity Fork v4
- Very verbose logging (for now)
- Allow spoofing literally any field from android.os.Build or android.os.Build.VERSION
- Add BUILD_ID and VNDK_VERSION support to keep cross-fork API compatibility
- Add exceptions for FIRST_API_VERSION (actually DEVICE_INITIAL_SDK_INT) and BUILD_ID (actually ID) for backwards API compatibility
- Add empty example.pif.json with reference link
- Fix GMS crashes if a null/bad value was read from json