Summary:
This PR splits and renames all references of ViewAccessibility to DeprecatedViewAccessibility
Related to #21342
Pull Request resolved: https://github.com/facebook/react-native/pull/21422
Reviewed By: yungsters
Differential Revision: D10132659
Pulled By: RSNara
fbshipit-source-id: 68c371230c69ed37c3e44bf8a36043adb04afc78