Debian: use -m lesscpy instead of hard-coded name
python3 -m lesscpy now works correctly. The make-css.sh script is
replaced with a simpler make call and ipa.css now depends on all less
files.
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>