Update friends.md

docs/friends.md

@@ -11,10 +11,10 @@ list:
     name: Awesome-Iwb
     link: https://github.com/awesome-iwb/awesome-iwb
     avatar: https://github.com/awesome-iwb/awesome-iwb/blob/master/images/aiwb-300w.png?raw=true
-    desc: 为广大电教倾情撰写，让班级大屏更好用！
+    desc: 为广大电教倾情撰写好用软件集合，让班级大屏更好用！
   -
     name: Awesome-Class-Softwares
     link: https://github.com/Jursin/Awesome-Class-Softwares
     avatar: https://nav.jursin.top/acs.png
     desc: 适用于班级一体机的优质软件合集🌟
----
+---