Bump ipdb from 0.13.9 to 0.13.11 in /app

Bumps [ipdb](https://github.com/gotcha/ipdb) from 0.13.9 to 0.13.11.
- [Release notes](https://github.com/gotcha/ipdb/releases)
- [Changelog](https://github.com/gotcha/ipdb/blob/master/HISTORY.txt)
- [Commits](gotcha/ipdb@0.13.9...0.13.11)

---
updated-dependencies:
- dependency-name: ipdb
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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