Bump iniconfig from 2.1.0 to 2.3.0

Bumps [iniconfig](https://github.com/pytest-dev/iniconfig) from 2.1.0 to 2.3.0.
- [Release notes](https://github.com/pytest-dev/iniconfig/releases)
- [Changelog](https://github.com/pytest-dev/iniconfig/blob/main/CHANGELOG)
- [Commits](pytest-dev/iniconfig@v2.1.0...v2.3.0)

---
updated-dependencies:
- dependency-name: iniconfig
  dependency-version: 2.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

constraints.txt

@@ -14,7 +14,7 @@ h11==0.16.0
 httpcore==1.0.9
 httpx==0.28.1
 idna==3.10
-iniconfig==2.1.0
+iniconfig==2.3.0
 Jinja2==2.10.3
 markdown-it-py==3.0.0
 MarkupSafe==2.0.1