Bump towncrier from 24.7.1 to 24.8.0

Bumps [towncrier](https://github.com/twisted/towncrier) from 24.7.1 to 24.8.0.
- [Release notes](https://github.com/twisted/towncrier/releases)
- [Changelog](https://github.com/twisted/towncrier/blob/trunk/NEWS.rst)
- [Commits](twisted/towncrier@24.7.1...24.8.0)

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

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

pyproject.toml

@@ -66,7 +66,7 @@ dev = ["nox==2024.4.15"]
     "pytest-randomly>=3.15.0, <4"
 ]
 "dev.release" = ["flit==3.9.0"]
-"dev.changelog" = ["towncrier==24.7.1"]
+"dev.changelog" = ["towncrier==24.8.0"]
 
 [tool.flit.module]
 name = "lightbulb"