Add a command to remove useless descriptions

Guides/ics-vim.md

@@ -2,6 +2,10 @@
 
 Tips to modify an autogenerated ics file with the Vim text editor.
 
+## Remove useless description
+
+Vim command : `:%s/^ - DESCRIPTION : .*\n//c`
+
 ## Remove unescaped \n
 
 Commande vim : `:%s/\\n//g`