Bump werkzeug from 3.0.2 to 3.0.3

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 3.0.2 to 3.0.3.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@3.0.2...3.0.3)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

backend/requirements.txt

@@ -19,6 +19,6 @@ requests==2.31.0
 setuptools==69.5.1
 soupsieve==2.5
 urllib3==2.2.1
-Werkzeug==3.0.2
+Werkzeug==3.0.3
 yarg==0.1.9
 zipp==3.18.1