Bump werkzeug from 3.0.4 to 3.0.6

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 3.0.4 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@3.0.4...3.0.6)

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

Signed-off-by: dependabot[bot] <[email protected]>

constraints.txt

@@ -226,7 +226,7 @@ webob==1.8.8
     #   webtest
 webtest==3.0.0
     # via -r constraints.in
-werkzeug==3.0.4
+werkzeug==3.0.6
     # via -r constraints.in
 zope-deprecation==5.0
     # via pyramid