build(deps): bump mistune from 2.0.5 to 3.1.4

Bumps [mistune](https://github.com/lepture/mistune) from 2.0.5 to 3.1.4.
- [Release notes](https://github.com/lepture/mistune/releases)
- [Changelog](https://github.com/lepture/mistune/blob/main/docs/changes.rst)
- [Commits](lepture/mistune@v2.0.5...v3.1.4)

---
updated-dependencies:
- dependency-name: mistune
  dependency-version: 3.1.4
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pyproject.toml

@@ -28,7 +28,7 @@ dependencies = [
     "httpx-aiohttp>=0.1.9",
     "lxml<6.0.0,>=5.4.0",
     "markdownify~=1.1.0",
-    "mistune<3.0.0,>=2.0.4",
+    "mistune>=2.0.4,<4.0.0",
     "msgpack<2.0.0,>=1.1.0",
     "orjson<4.0.0,>=3.10.18",
     "Pillow<12.0,>=11.2",