btrfs: constify arguments of compare_inode_defrag()

A comparator function does not change its parameters, make them const.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2024-08-27 03:44:30 +02:00
commit b7164d9ab0