regenerate JS reserved words test

js/js.translator/testData/reservedWords/cases/insideObjectLabelUndefined.kt

@@ -0,0 +1,17 @@
+package foo
+
+// NOTE THIS FILE IS AUTO-GENERATED by the generateTestDataForReservedWords.kt. DO NOT EDIT!
+
+object TestObject {
+    val t: Int = 0
+
+    fun test() {
+        testRenamed("undefined", { undefined@ while (false) {} })
+    }
+}
+
+fun box(): String {
+    TestObject.test()
+
+    return "OK"
+}