Move callable reference diagnostic tests to non-stdlib

compiler/testData/diagnostics/tests/callableReference/function/localConstructorFromLocalClass.kt

@@ -0,0 +1,10 @@
+import kotlin.reflect.KFunction0
+
+fun main() {
+    class A
+    
+    class B {
+        val x = ::A
+        val f: KFunction0<A> = x
+    }
+}