tests: Update external tests (1.1.2-dev-393)

backend.native/tests/external/codegen/box/operatorConventions/kt14201.kt

@@ -0,0 +1,15 @@
+interface Intf {
+    val aValue: String
+}
+
+class ClassB {
+    val x = { "OK" }
+
+    val value: Intf = object : Intf {
+        override val aValue = x()
+    }
+}
+
+fun box() : String {
+    return ClassB().value.aValue
+}