Avoid compiling subfolders of fabric folder
Avoid compiling subfolders of fabric folder

Summary:
Only compile files under Fabric folder, without including subfolders

changelog: [internal] internal

Reviewed By: lunaleaps

Differential Revision: D39108916

fbshipit-source-id: 5390b78cd529e7256f4e755b6d88999546fa705b

javache/react-native,javache/react-native,javache/react-native,javache/react-native,javache/react-native,facebook/react-native,javache/react-native,facebook/react-native,janicduplessis/react-native,janicduplessis/react-native,janicduplessis/react-native,facebook/react-native,facebook/react-native,facebook/react-native,javache/react-native,javache/react-native,facebook/react-native,javache/react-native,facebook/react-native,facebook/react-native,facebook/react-native,janicduplessis/react-native,janicduplessis/react-native,janicduplessis/react-native,janicduplessis/react-native,janicduplessis/react-native