[MangaLib] Fix Android compatibility

src/main/kotlin/org/koitharu/kotatsu/parsers/site/ru/rulib/MangaLibParser.kt

@@ -196,7 +196,7 @@ internal open class MangaLibParser(
 				val baseUrl = img.getString("url")
 				val pageJson = JSONObject()
 				pageJson.put("default", defaultServer)
-				pageJson.put("servers", JSONArray(Iterable { servers.values() }))
+				pageJson.put("servers", servers.jsonValues())
 				return pages.mapJSON { x ->
 					val pageUrl = concatUrl(baseUrl, x.getString("u"))
 					pageJson.put("url", pageUrl)
@@ -327,6 +327,14 @@ internal open class MangaLibParser(
 		}
 	}
 
+	private fun JSONObject.jsonValues(): JSONArray {
+		val result = JSONArray()
+		values().forEach { x ->
+			result.put(x)
+		}
+		return result
+	}
+
 	@MangaSourceParser("MANGALIB", "MangaLib", "ru")
 	class Impl(context: MangaLoaderContext) : MangaLibParser(context, MangaSource.MANGALIB)