* s/NextCloud/Nextcloud/g
* `enableBrokenCiphersForSSE` should be enabled by default for any NixOS
installation from before 22.11 to make sure existing installations
don't run into the issue. Not the other way round.
* Update release notes to reflect on that.
* Improve wording of the warning a bit: explain which option to change
to get rid of it.
* Ensure that basic tests w/o `enableBrokenCiphersForSSE` run with
OpenSSL 3.