chore(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: indirect
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -18,21 +18,14 @@ click==8.1.8
     # via
     #   black
     #   pip-tools
-coverage==7.10.4
+coverage[toml]==7.10.4
     # via pytest-cov
 datamodel-code-generator==0.33.0
     # via -r requirements-dev.in
-exceptiongroup==1.3.0
-    # via pytest
 flake8==7.3.0
     # via -r requirements-dev.in
 genson==1.3.0
     # via datamodel-code-generator
-importlib-metadata==8.7.0
-    # via
-    #   build
-    #   pytest-codspeed
-    #   typeguard
 inflect==7.5.0
     # via datamodel-code-generator
 iniconfig==2.1.0
@@ -69,8 +62,6 @@ pathspec==0.12.1
     # via
     #   black
     #   mypy
-pip==25.2
-    # via pip-tools
 pip-tools==7.5.0
     # via -r requirements-dev.in
 platformdirs==4.3.8
@@ -89,7 +80,7 @@ pydantic-core==2.33.2
     # via pydantic
 pyflakes==3.4.0
     # via flake8
-pygments==2.19.2
+pygments==2.20.0
     # via
     #   pytest
     #   rich
@@ -118,26 +109,12 @@ pyyaml==6.0.2
     # via datamodel-code-generator
 rich==14.1.0
     # via pytest-codspeed
-setuptools==80.9.0
-    # via pip-tools
-tomli==2.2.1
-    # via
-    #   black
-    #   build
-    #   coverage
-    #   datamodel-code-generator
-    #   mypy
-    #   pip-tools
-    #   pytest
 typeguard==4.4.4
     # via inflect
 types-setuptools==80.9.0.20250809
     # via -r requirements-dev.in
 typing-extensions==4.14.1
     # via
-    #   -c requirements.txt
-    #   black
-    #   exceptiongroup
     #   mypy
     #   pydantic
     #   pydantic-core
@@ -147,5 +124,3 @@ typing-inspection==0.4.1
     # via pydantic
 wheel==0.45.1
     # via pip-tools
-zipp==3.23.0
-    # via importlib-metadata