nilfs2: remove module version

A MODULE_VERSION() macro has been used in out-of-tree nilfs modules,
but it's needless and not updated in tree.  So, this removes it along
with the version declaration.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

fs/nilfs2/nilfs.h

@@ -34,11 +34,6 @@
 #include "bmap.h"
 #include "bmap_union.h"
 
-/*
- * NILFS filesystem version
- */
-#define NILFS_VERSION		"2.0.5"
-
 /*
  * nilfs inode data in memory
  */

fs/nilfs2/super.c

@@ -63,7 +63,6 @@
 MODULE_AUTHOR("NTT Corp.");
 MODULE_DESCRIPTION("A New Implementation of the Log-structured Filesystem "
 		   "(NILFS)");
-MODULE_VERSION(NILFS_VERSION);
 MODULE_LICENSE("GPL");
 
 static int nilfs_remount(struct super_block *sb, int *flags, char *data);