Build(deps): Bump pygments from 2.18.0 to 2.19.1 in /dependencies/docs

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

Author: dependabot[bot]

dependencies/docs/constraints.txt

@@ -8,7 +8,7 @@ imagesize==1.4.1
 Jinja2==3.1.5
 MarkupSafe==3.0.2
 packaging==24.2
-Pygments==2.18.0
+Pygments==2.19.1
 requests==2.32.3
 snowballstemmer==2.2.0
 Sphinx==8.0.2