Bump chirpstack_api from 4.5.0 to 4.5.1

Bumps [chirpstack_api](https://github.com/chirpstack/chirpstack) from 4.5.0 to 4.5.1.
- [Release notes](https://github.com/chirpstack/chirpstack/releases)
- [Commits](chirpstack/chirpstack@v4.5.0...v4.5.1)

---
updated-dependencies:
- dependency-name: chirpstack_api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>