Bump werkzeug from 3.0.3 to 3.0.6 in /server

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 3.0.3 to 3.0.6.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@3.0.3...3.0.6)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: direct:production
...

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

server/requirements.txt

@@ -58,7 +58,7 @@ typing_extensions==4.12.2
 tzlocal==5.2
 urllib3==2.2.2
 websockify==0.12.0
-Werkzeug==3.0.3
+Werkzeug==3.0.6
 wrapt==1.16.0
 zope.event==5.0
 zope.interface==6.4.post2