Fix FileAlreadyExistsException in v7 when using ReactNative & Hermes #482
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Goal
Fix
FileAlreadyExistsException
during ReactNative builds using Hermes by ensuring that existing source-maps are overwritten instead of causing build failures.Testing
Tested manually by reproducing the error as described, and then testing that the fix no-longer causes the same issue. Instead the source maps are now overwritten and the new source maps are uploaded.