This is the first step in managing the opendev.org cert with LE. We
modify gitea01.opendev.org only to request the cert so that if this
breaks the other 7 giteas can continue to serve opendev.org. When we are
happy with the results we can merge the followup change to update the
other 7 giteas.
Depends-On: https://review.opendev.org/694182
Change-Id: I9587b8c2896975aa0148cc3d9b37f325a0be8970