Bump markupsafe from 2.1.5 to 3.0.3 (#2794)

Bumps [markupsafe](https://github.com/pallets/markupsafe) from 2.1.5 to 3.0.3.
- [Release notes](https://github.com/pallets/markupsafe/releases)
- [Changelog](https://github.com/pallets/markupsafe/blob/main/CHANGES.rst)
- [Commits](pallets/markupsafe@2.1.5...3.0.3)

---
updated-dependencies:
- dependency-name: markupsafe
  dependency-version: 3.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

app/backend/requirements.txt

@@ -162,7 +162,7 @@ jiter==0.11.0
     # via openai
 markdown-it-py==3.0.0
     # via rich
-markupsafe==2.1.5
+markupsafe==3.0.3
     # via
     #   jinja2
     #   quart