Remove refint from memberOf
Remove refint from memberOf

This commit disables refInt from memberOf.

`slapcat` does not include the olcOverlay for memberOf, a
hypothesis for the reason behind this is that refint is not loaded
therefore, to test, it is recommended to delete the jira-users ldap
group and push with this commit, which should configure the olcOverlay
and then create the group...

dinoocch/cv_config,m-wynn/cv_config,m-wynn/cv_config,tdorianh/cv_config,collegiumv/cv_config,dinoocch/cv_config,collegiumv/cv_config,tdorianh/cv_config