修复微头条采集

src/main/java/com/zhiwei/toutiao/parse/TouTiaoArticleParse.java

@@ -378,7 +378,7 @@ public class TouTiaoArticleParse {
 			Long max_behot_time) throws IOException {
 		String url = "https://www.toutiao.com/api/pc/feed/?category=pc_profile_ugc&utm_source=toutiao&visit_user_id=" + user_id;
 		if (max_behot_time != null) {
-			url = url + "?max_behot_time=" + max_behot_time;
+			url = url + "&max_behot_time=" + max_behot_time;
 		}
 		logger.info("微头条采集链接:::{}", url);
 		Map<String, String> headerMap = Tools.getTouTiaoHeader();