Bump werkzeug from 3.1.4 to 3.1.5 in /app

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 3.1.4 to 3.1.5.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@3.1.4...3.1.5)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-version: 3.1.5
  dependency-type: indirect
...

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

Author: dependabot[bot]

app/requirements.txt

@@ -67,7 +67,7 @@ rpds-py==0.30.0
     #   referencing
 six==1.17.0
     # via flasgger
-werkzeug==3.1.4
+werkzeug==3.1.5
     # via
     #   flask
     #   flask-cors