Bump nucleus from 1.9.0 to 1.9.1 #53

Job	Run time
build-natives / build-native-windows	45s
build-natives / build-native-macos	34s
build-natives / build-native-linux (ubuntu-24.04-arm, aarch64)	1m 3s
build-natives / build-native-linux (ubuntu-latest, x86-64)	35s
gradle	2m 6s
	5m 3s

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