Only enlabled format versions in form.
Only enlabled format versions in form.

refs #5531

Added logic so only enabled format versions can be selected in
ID rule form.

artefactual/archivematica-fpr-admin,artefactual/archivematica-fpr-admin,artefactual/archivematica-fpr-admin,artefactual/archivematica-fpr-admin