chore(0.81): bump fmt to 12.1.0 to fix Xcode 26.4#2997

Saadnajmi merged 3 commits into

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Saadnajmi:0.81/snajmi/bump-fmt-12.1.0Saadnajmi/react-native-macos:0.81/snajmi/bump-fmt-12.1.0Copy head branch name to clipboard