3.1.4
==================
Regular bugfix release.
* [:backend:`5394`] Fixed crash when saving DigiD or eHerkenning configuration in the admin.
* [:backend:`5407`] Added note in the 3.1.0 upgrade procedure about migrations (possibly) taking a long time to
complete.
* Fixed broken link.
* Updated backend dependencies:
- Bumped django to 4.2.23.
- Bumped requests to 2.32.4.
- Bumped urllib3 to 2.5.0.
- Bumped vcrpy to 7.0.0.
- Bumped django-privates to 3.1.1.