This patch changes the approval script to allow approving the change
after 7 days. This should also clarify all the "earliest" dates by
making sure they have a time in UTC.
Co-Authored-By: Nate Johnston <nate.johnston@redhat.com>
Co-Authored-By: Jean-Philippe Evrard <jean-philippe@evrard.me>
Change-Id: I611dd4e44928c42dae35fd9527a62fa948a2cc3f