devel/git-cliff: update to 1.0.0

This is a milestone release that marks version 1.0.0 of git-cliff.
It means that the API is somewhat stabilized and development will take a route
in improving the existing functionality and adding new features rather than
changing the internals. There are a couple of breaking changes in this release
(such as the removal of --date-order) so the major version is increased.

Bug Fixes
- Fix test fixture failures

Documentation
- Fix GitHub badges in README.md

Features
- [breaking] Replace --date-order by --topo-order
- Allow running with --prepend and --output (#120)
- [breaking] Use current time for --tag argument (#107)
- Include completions and mangen in binary releases (#115)
- Publish Debian package via release workflow (#113)

Miscellaneous Tasks
- Run all test fixtures
- Remove deprecated set-output usage
- Update actions/checkout to v3
- Comment out custom commit preprocessor (#112)

Refactor
- Apply clippy suggestions

Styling
- Update README.md about the styling of footer field

(pin)