Bump iniconfig from 2.1.0 to 2.3.0 (#376)

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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -11,7 +11,7 @@ Flask-Migrate==4.1.0
 Flask-SQLAlchemy==3.1.1
 gunicorn==25.1.0
 idna==3.11
-iniconfig==2.1.0
+iniconfig==2.3.0
 isodate==0.7.2
 itsdangerous==2.2.0
 Jinja2==3.1.6