J2K: Do not specify type of for loop parameter

j2k/tests/testData/ast/list/file/ForEach.kt

@@ -3,11 +3,11 @@ public open class ForEach() {
 public open fun test() : Unit {
 var xs : ArrayList<Any?>? = ArrayList<Any?>()
 var ys : MutableList<Any?>? = LinkedList<Any?>()
-for (x : Any? in xs!!)
+for (x in xs!!)
 {
 ys?.add(x)
 }
-for (y : Any? in ys!!)
+for (y in ys!!)
 {
 xs?.add(y)
 }