Bump K/N prebuilt due to stale integration with IC

^KT-75640
diff --git a/build.gradle.kts b/build.gradle.kts
index c640096..d761dbc 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -128,7 +128,7 @@
     extra["versions.kotlin-native"] = if (kotlinBuildProperties.isKotlinNativeEnabled) {
         kotlinBuildProperties.defaultSnapshotVersion
     } else {
-        "2.2.0-dev-6046"
+        "2.2.0-dev-6560"
     }
 }