JS/RTTI: fix cast to Any

js/js.translator/testData/expression/cast/cases/castToAny.kt

@@ -0,0 +1,12 @@
+package foo
+
+fun box(): String {
+    val x = 0
+    val y = 1
+    val z = 2
+    val xs = arrayListOf(z, y, x)
+    xs.remove(x as Any)
+    assertEquals(listOf(z, y), xs)
+
+    return "OK"
+}