⬆️ Bump setuptools from 61.3.0 to 61.3.1 in /tvheadend (#106)

Bumps [setuptools](https://github.com/pypa/setuptools) from 61.3.0 to 61.3.1.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/CHANGES.rst)
- [Commits](pypa/setuptools@v61.3.0...v61.3.1)

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

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

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

tvheadend/requirements.txt

@@ -1,2 +1,2 @@
-setuptools==61.3.0
+setuptools==61.3.1
 streamlink==3.2.0