[GFS2] Forgot to remove unused include vmalloc.h

Excatly as the subject line says.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

fs/gfs2/ops_fstype.c

@@ -12,7 +12,6 @@
 #include <linux/spinlock.h>
 #include <linux/completion.h>
 #include <linux/buffer_head.h>
-#include <linux/vmalloc.h>
 #include <linux/blkdev.h>
 #include <linux/kthread.h>
 #include <linux/namei.h>