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

js/js.translator/testData/box/inline/localInlineFunctionReference.kt

@@ -0,0 +1,13 @@
+package foo
+
+fun multiplyBy(a: Int): (Int) -> Int {
+    inline fun multiply(b: Int): Int = a * b
+
+    return ::multiply
+}
+
+fun box(): String {
+    assertEquals(6, multiplyBy(2)(3))
+
+    return "OK"
+}