Bump pygments from 2.2.0 to 2.15.0

Bumps [pygments](https://github.com/pygments/pygments) from 2.2.0 to 2.15.0.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.2.0...2.15.0)

---
updated-dependencies:
- dependency-name: pygments
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -9,6 +9,6 @@ Markdown==2.6.11
 httpie==3.2.3
 idna==2.6
 Pillow==10.3.0
-Pygments==2.2.0
+Pygments==2.15.0
 requests==2.20.0
 urllib3==1.26.19