Summary:
Without this change native RCTVirtualText module is unactive on iOS.
This can cause bags in Text rendering because failback module (RCTVirtualText) does not popagate dirty status upward.
Depends on D6842304.
Reviewed By: yungsters, AaaChiuuu
Differential Revision: D6854770
fbshipit-source-id: ab8b7acd67309b7351c0074293ee6515a55385ce