Previous arch package grouping was not well-suited for complex or multi-architecture environments. It now supports the following content:
- Support grouping by any path.
- New support for packages in `xz` format.
- Fix clean up rules
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## Draft release notes
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- Features
- [PR](https://codeberg.org/forgejo/forgejo/pulls/4903): <!--number 4903 --><!--line 0 --><!--description c3VwcG9ydCBncm91cGluZyBieSBhbnkgcGF0aCBmb3IgYXJjaCBwYWNrYWdl-->support grouping by any path for arch package<!--description-->
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Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/4903
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Exploding Dragon <explodingfkl@gmail.com>
Co-committed-by: Exploding Dragon <explodingfkl@gmail.com>
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