Bump werkzeug from 0.15.3 to 0.15.5 in /examples/server/wsgi (#1123) #nolog

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 0.15.3 to 0.15.5.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](https://github.com/pallets/werkzeug/compare/0.15.3...0.15.5)

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

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

examples/server/wsgi/requirements.txt

@@ -12,4 +12,4 @@ pyparsing==2.1.10
 python-engineio
 python-socketio
 six==1.11.0
-Werkzeug==0.15.3
+Werkzeug==0.15.5