JS: create new common directory for all generated tests, migrate several tests there

js/js.translator/testData/box/callableReference/function/topLevelFromTopLevelWithArg.kt

@@ -0,0 +1,18 @@
+// This test was adapted from compiler/testData/codegen/box/callableReference/function/.
+package foo
+
+fun run(arg: Int, funRef:(Int) -> Int): Int {
+    return funRef(arg)
+}
+fun inc(x: Int) = x + 1
+
+fun box(): String {
+    val funRef = ::inc
+    if (funRef(5) != 6) return "fail1"
+
+    if (run(5, funRef) != 6) return "fail2"
+
+    if (run(5) {x -> x + 1} != 6) return "fail3"
+
+    return "OK"
+}