KT-12877: serialize information about file annotations. For each top-level declaration store containing file. Use this information to properly handle file-targeted JsModule.

js/js.translator/testData/box/jsModule/externalProperty.kt

@@ -0,0 +1,10 @@
+// MODULE_KIND: AMD
+package foo
+
+@JsModule("lib")
+@native val foo: Int = noImpl
+
+fun box(): String {
+    assertEquals(23, foo)
+    return "OK"
+}