fix macos game detection #387

Job	Run time
setup	3s
Gradle build on ubuntu-latest	7m 18s
Gradle build on macos-15-intel	11m 12s
Gradle build on macos-latest	20m 4s
Gradle build on windows-latest	9m 37s
Nightly prerelease (master)	27s
	48m 41s

Provide feedback