Commit "ead2afda13 package/rhash: bump version to 1.4.0" dropped the
only usage of this define but the define itself was left dangling.
Drop it now.
Signed-off-by: Ricardo Martincoski <ricardo.martincoski@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit eae97036f3)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>