Documentation/filesystems/00-INDEX: remove entry for fat_cvf.txt

Remove non-existing entry for fat_cvf.txt (was it ever supported?).
Signed-off-by: NPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: NAdrian Bunk <bunk@stusta.de>

Documentation/filesystems/00-INDEX

@@ -18,8 +18,6 @@ devfs/
 	- directory containing devfs documentation.
 ext2.txt
 	- info, mount options and specifications for the Ext2 filesystem.
-fat_cvf.txt
-	- info on the Compressed Volume Files extension to the FAT filesystem
 hpfs.txt
 	- info and mount options for the OS/2 HPFS.
 isofs.txt