Incompatible with Gradle 9

[JakeWharton]

Caused by: java.lang.NoSuchMethodError: 'org.gradle.process.ExecResult org.gradle.api.Project.exec(org.gradle.api.Action)'
	at co.touchlab.cklib.gradle.CompileToBitcodePlugin.downloadIfNeeded(CompileToBitcodePlugin.kt:65)
	at co.touchlab.cklib.gradle.CompileToBitcodePlugin.apply(CompileToBitcodePlugin.kt:26)
	at co.touchlab.cklib.gradle.CompileToBitcodePlugin.apply(CompileToBitcodePlugin.kt:23)

https://docs.gradle.org/current/javadoc/org/gradle/api/Project.html#exec(org.gradle.api.Action)