Build(deps): Bump pygments from 2.19.2 to 2.20.0

Bumps [pygments](https://github.com/pygments/pygments) from 2.19.2 to 2.20.0.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.19.2...2.20.0)

---
updated-dependencies:
- dependency-name: pygments
  dependency-version: 2.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

constraints.txt

@@ -33,7 +33,7 @@ more-itertools==10.8.0
 nh3==0.3.3
 packaging==26.0
 pluggy==1.6.0
-Pygments==2.19.2
+Pygments==2.20.0
 pycparser==3.0
 pydantic==2.12.5
 pydantic-core==2.41.5