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
...

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

Author: dependabot[bot]

requirements.txt

@@ -3,7 +3,7 @@ docopt==0.6.2
 iniconfig==2.3.0
 packaging==25.0
 pluggy==1.6.0
-Pygments==2.19.2
+Pygments==2.20.0
 pytest==9.0.2
 python-dateutil==2.9.0.post0
 six==1.17.0