[Pcmanfm-develop] Warning about pcmanfm MIME type.

[Sergio <ser...@ya...>]

> # update-desktop-database 
> Warning in file "/usr/share/applications/pcmanfm.desktop":
> usage of MIME type "x-directory/normal" is discouraged
> ("x-directory" is an old media type that should be replaced
> with a modern equivalent)
> 
> Maybe it could be left only "inode/directory".
>