chore(deps): bump stripe from 11.3.0 to 11.4.1 in /app/backend

Bumps [stripe](https://github.com/stripe/stripe-python) from 11.3.0 to 11.4.1.
- [Release notes](https://github.com/stripe/stripe-python/releases)
- [Changelog](https://github.com/stripe/stripe-python/blob/master/CHANGELOG.md)
- [Commits](stripe/stripe-python@v11.3.0...v11.4.1)

---
updated-dependencies:
- dependency-name: stripe
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

app/backend/requirements.txt

@@ -218,7 +218,7 @@ sqlalchemy==2.0.36
     #   sqlalchemy-utils
 sqlalchemy-utils==0.41.2
     # via -r requirements.in
-stripe==11.3.0
+stripe==11.4.1
     # via -r requirements.in
 typing-extensions==4.11.0
     # via