Makefile.PL: steal complete CheckConflicts
Makefile.PL: steal complete CheckConflicts

To avoid stocking when low on tuits, be prepared and have a more complete
setup for avoiding conflicts on installed environments.

Thanks to haarg@ reminding on that boken code in Issue#23:
  https://github.com/perl5-utils/List-MoreUtils/issues/23

Signed-off-by: Jens Rehsack <69d49c504a9219a55b8be0f905e8fe3c32ffb57f@netbsd.org>

perl5-utils/List-MoreUtils