IR: add and unmute tests

compiler/testData/codegen/box/localClasses/localGenericWithTypeParameters.kt

@@ -0,0 +1,11 @@
+class Q<TT> {
+    fun <T> qz(x: T, block: (T) -> String) = block(x)
+
+    fun problematic(): String {
+        class CC
+
+        return qz(CC::class) { "OK" }
+    }
+}
+
+fun box() = Q<Int>().problematic()