odum is no longer needed

Reference: /n/atom/patch/applied2013/fsnoodum
Date: Tue Aug 27 15:04:29 CES 2013
Signed-off-by: quanstro@quanstro.net

# rm /sys/src/fs/odum

--- /sys/src/fs/mkfile	Tue Aug 27 15:04:26 2013
+++ /sys/src/fs/mkfile	Tue Aug 27 15:04:27 2013
@@ -6,7 +6,6 @@
 	fs\
 	fs64\
 	ila\
-	odum\
 	wrens\
 
 all:V: