In the previous commits,
- enabled bootloader support on 32-bit architectures,
- fixed libpwquality dependency,
- enabled libarchive and zlib supports,
- enabled xen kexec support,
- enabled valgrind support,
- added systemd-tests subpackage,
- added upstream build support.
So, let's bump the pkgrel to make them take effects.
Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/8718>