Merge collabora/staging into collabora/production
Changelog:
- Tell Apache to place mutexes into /run/apache2 too
- Relocate the directory for PID files into /run/apache2
- Add compatibility with the OIDC-enabled Apache image
- chart: Default to running aptly as non-root
- chart: GnuPG needs a writable home
- chart: Move Apache PID files to /run
- chart: Create an empty writable directory for PID files
- chart: Tell Apache to listen on port 8000 which does not need root