Add a DeviceConfig flag for ignoreOrientationRequest.

This allows device manufacturers to control ignoreOrientationRequest behavior from the server side.

Fix: 261614343
Test: atest WmTests:SizeCompatTests
Test: adb shell device_config put window_manager allow_ignore_orientation_request false
Change-Id: I457cb0a1cb95fc3e40bef3fdba75f49cc805e23c