Bump nucleus from 1.12.0 to 1.15.1 #86

Job	Run time
build-natives / build-native-windows	45s
build-natives / build-native-macos	31s
build-natives / build-native-linux (ubuntu-latest, x86-64)	28s
build-natives / build-native-linux (ubuntu-24.04-arm, aarch64)	57s
gradle	1m 56s
	4m 37s

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