feat(ci): prebuild React xcframework for macOS #1564

Job	Run time
NPM Publish (Dry Run)	1m 19s
Check Yarn Constraints	52s
JavaScript Tests	2m 53s
Lint PR title	27s
Build the website / Build the website	47s
Build RNTester / macos, oldarch	3m 4s
Build RNTester / ios, newarch	3m 4s
Build RNTester / macos, newarch	3m 4s
Build RNTester / visionos, newarch	3m 4s
Build RNTester / ios, oldarch	4m 16s
Build RNTester / visionos, oldarch	3m 2s
Prebuild macOS Core / Resolve Hermes / Resolve Hermes	1m 39s
Check for Changesets	0s
Test react-native-macos init	0s
Prebuild macOS Core / Resolve Hermes / Build hermesc	1m 10s
Prebuild macOS Core / Resolve Hermes / Hermes ${{ matrix.slice }}	1s
Prebuild macOS Core / Resolve Hermes / Assemble Hermes xcframework	1s
Prebuild macOS Core / Build ${{ matrix.platform }}	1s
Prebuild macOS Core / Compose XCFramework (Debug)	1s
PR	4s
	28m 49s

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