Summary:
Context: there are multiple issues currently exposed by Xcode 12.5 and/or M1 machine + Flipper. To unblock the new 0.66 release, let's add this workaround in the official react_native_pods.rb recipe and make RNTester and new app Podfile's call it directly.
Changelog: [iOS][Fixed] Added workaround for Xcode 12.5 / M1 machines build issues
Reviewed By: lunaleaps
Differential Revision: D30691291
fbshipit-source-id: 8b24cc60da3d620dbc90f95c77f2345e18c28212