Bump pygments from 2.18.0 to 2.19.1 (#876)

Bumps [pygments](https://github.com/pygments/pygments) from 2.18.0 to 2.19.1.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.18.0...2.19.1)

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

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

Author: dependabot[bot]

requirements.txt

@@ -28,7 +28,7 @@ platformdirs==4.3.6
 pre-commit==4.0.1
 pydata-sphinx-theme==0.16.1
 pyenchant==3.2.2
-Pygments==2.18.0
+Pygments==2.19.1
 python-debian==0.1.49
 PyYAML==6.0.2
 requests==2.32.3