JS: move expressions test to box tests

js/js.translator/testData/box/dynamic/invoke.kt

@@ -0,0 +1,9 @@
+package foo
+
+fun box(): String {
+    assertEquals("bar.invoke(32,object t {})", bar.invoke(32, t))
+    assertEquals("bar.invoke(77)", bar invoke 77)
+    assertEquals("baz(object t {},object t {})", baz(t, t))
+
+    return "OK"
+}