**Backport:** https://codeberg.org/forgejo/forgejo/pulls/9468
If the keep count of a cleanup rule is greater than the number of available packages, it fails with:
```
panic(boundsError{x: int64(x), signed: true, y: y, code: boundsSliceB})
.../packages/packages.go:175
.../routers/web/org/setting_packages.go:108
```
Regression of https://codeberg.org/forgejo/forgejo/pulls/9219/files
Refs https://codeberg.org/forgejo/forgejo/issues/9461
<!--start release-notes-assistant-->
## Release notes
<!--URL:https://codeberg.org/forgejo/forgejo-->
- Bug fixes
- [PR](https://codeberg.org/forgejo/forgejo/pulls/9468): <!--number 9468 --><!--line 0 --><!--description cGFja2FnZSBjbGVhbmVkIHJ1bGUgZmFpbHMgaWYgdGhlIGtlZXAgY291bnQgaXMgdG9vIGhpZ2g=-->package cleaned rule fails if the keep count is too high<!--description-->
<!--end release-notes-assistant-->
Co-authored-by: Earl Warren <contact@earl-warren.org>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/9469
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
Co-committed-by: forgejo-backport-action <forgejo-backport-action@noreply.codeberg.org>
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