Merge branch 'update' into 'master'

更新explore/index.yml

See merge request gitcode/operation-work!143

explore/index.yml

 banner:
-- link: https://gitcode.net/gitcode/operation-work/-/issues/new?template=RECOMMEND_PROJECT
-  url: https://gitcode.net/gitcode/operation-work/uploads/b281ead82604a0cb0e8eeb3327de05a2/%E6%B5%B7%E6%8A%A51660x140.png
+- link: https://gitcode.gitcode.host/docs-cn/trans_cn/
+  url: https://gitcode.net/gitcode/operation-work/uploads/b56255725201bf57779fecea7d91e677/translate.png
 
 groups:
-- csdn
+- mindspore
 - oceanbase
 - taosdata
 - megvii
@@ -16,7 +16,6 @@ groups:
 - xiaomi
 - sureness
 - chatopera
-- opendilab
 
 learning_banner:
 - link: /courses