Update plugins.json

Author: Soulter

plugins.json

@@ -1865,7 +1865,7 @@
   "astrbot_plugin_qqpock": {
     "desc": "QQ 代戳",
     "repo": "https://github.com/791819/astrbot_plugin_qqpock",
-    "author": "长安某",
+    "author": "huanyan434",
     "social_link": "https://space.bilibili.com/1032860513"
   },
   "astrbot_plugin_vv_pic": {