zenfone6: Add enable undistortion Camera property

* Addind the missing firmware bits in system make it work
-> This is a treble violation not caught by VTS
diff --git a/system.prop b/system.prop
index 15400ad..ed418cb 100644
--- a/system.prop
+++ b/system.prop
@@ -21,6 +21,8 @@
 ro.asus.camera.fovc=0:1;1:1;2:0;3:0
 ro.asus.camera.lens_type=0:standard;1:standard;2:wide-angle;3:wide-angle;4:virtual;5:virtual
 ro.asus.camera.preview_beauty=4:1;5:1
+ro.asus.camera.undistortion.preview=0:0;1:0;2:1;3:1
+ro.asus.camera.undistortion.video=0:0;1:0;2:0;3:0
 ro.asus.camera.use_frame_processor=0
 
 # CNE