fs: rename "rename2" i_op to "rename"

Generated patch:

sed -i "s/\.rename2\t/\.rename\t\t/" `git grep -wl rename2`
sed -i "s/\brename2\b/rename/g" `git grep -wl rename2`

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

fs/coda/dir.c

@@ -573,7 +573,7 @@ const struct inode_operations coda_dir_inode_operations = {
 	.mkdir		= coda_mkdir,
 	.rmdir		= coda_rmdir,
 	.mknod		= CODA_EIO_ERROR,
-	.rename2	= coda_rename,
+	.rename		= coda_rename,
 	.permission	= coda_permission,
 	.getattr	= coda_getattr,
 	.setattr	= coda_setattr,