Rename feature name from gdt_checksum to uninit_groups

This name is a more intuitive option when running mke2fs.

Signed-off-by: Jose R. Santos <jrs@us.ibm.com>
Signed-off-by: Andreas Dilger <adilger@clusterfs.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed