Update README.md

Author: HUANGLIZI

README.md

@@ -15,7 +15,6 @@
 - [QQ 25Fall 群：336579136（**已满**）](https://qm.qq.com/q/58AfqUcs1W)
 - [QQ 25Fall ②群：676446749](https://qm.qq.com/q/b293aAoC2c)
 - [CCF-A 顶会顶刊投稿交流群 1039880110](https://qm.qq.com/q/aF7f6WwC3K)
-- [~~QQ 24Fall 群：832875166~~（**已满**）](http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=R8GK_C1rL6STeJHzblKE2PYnVzKC6ZXt&authKey=ONZY6oHbftyMHCncn8J2GmvlMI%2B27Z2w%2FpfH7vhZWOhUMokGgo8i%2FQJXHcKzcRth&noverify=0&group_code=832875166)
 - [~~QQ① 群：466094878~~（**已满**）](http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=jyDQE5i1T_Obns8xWxMzab51NqGXm3Sm&authKey=RNkbnwhB01W3L%2BLHPCjza6J7Vl%2FvGV11g80uIPvJtT8SCmCU8DjAEZROCkScCNIE&noverify=0&group_code=466094878)
 - [~~QQ② 群：544855574~~（**已满**）](http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=Lw6khzD63SpyFjfzd3xRNJar24Ltsq_k&authKey=Eo%2F5Rfsk7VDsWDTMe6TV61D1otmc4%2BoE%2FfoANBgOZcwklZwBzYz2N1ao13gxoYmi&noverify=0&group_code=544855574)
 - [Discord：https://discord.gg/HeB9QXZdFR](https://discord.gg/HeB9QXZdFR)