build(deps): bump markdownify from 1.1.0 to 1.2.0

Bumps [markdownify](https://github.com/matthewwithanm/python-markdownify) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/matthewwithanm/python-markdownify/releases)
- [Commits](matthewwithanm/python-markdownify@1.1.0...1.2.0)

---
updated-dependencies:
- dependency-name: markdownify
  dependency-version: 1.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -5,4 +5,4 @@ pytz==2025.2
 asyncpg==0.30.0
 python-Levenshtein==0.27.1
 pillow-heif==1.1.0
-markdownify==1.1.0
+markdownify==1.2.0