🌱(deps): Bump the all-gha-deps group with 3 updates (#267)

Bumps the all-gha-deps group with 3 updates: [github/codeql-action](https://github.com/github/codeql-action), [codecov/codecov-action](https://github.com/codecov/codecov-action) and [actions/upload-artifact](https://github.com/actions/upload-artifact).


Updates `github/codeql-action` from 3.27.9 to 3.28.0
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](github/codeql-action@df409f7...48ab28a)

Updates `codecov/codecov-action` from 5.1.1 to 5.1.2
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@7f8b4b4...1e68e06)

Updates `actions/upload-artifact` from 4.4.3 to 4.5.0
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@b4b15b8...6f51ac0)

---
updated-dependencies:
- dependency-name: github/codeql-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-gha-deps
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all-gha-deps
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-gha-deps
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Add sigsum log to distributor (#245)

Might as well have these checkpoints be pushable to the distributor too.

Add ArmoredWitness-falling-pond (#235)

Add prod witnesses (#146)

Bump alpine from 3.17.3 to 3.19.1 in /cmd (#115)

* Bump alpine from 3.17.3 to 3.19.1 in /cmd

Bumps alpine from 3.17.3 to 3.19.1.

---
updated-dependencies:
- dependency-name: alpine
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Pin it with a hash

* Actual sha256

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Martin Hutchinson <mhutchinson@gmail.com>

Use a nicer template for messages (#102)

Also included some detail in README so we can update this more in the future.