build(deps-dev): bump pylint-django in /backend/requirements

Bumps [pylint-django](https://github.com/PyCQA/pylint-django) from 2.5.3 to 2.5.5.
- [Release notes](https://github.com/PyCQA/pylint-django/releases)
- [Changelog](https://github.com/pylint-dev/pylint-django/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/PyCQA/pylint-django/commits)

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

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

backend/requirements/development.txt

@@ -16,7 +16,7 @@ flake8==6.1.0  # https://github.com/PyCQA/flake8
 flake8-isort==6.1.0  # https://github.com/gforcada/flake8-isort
 coverage==7.3.2  # https://github.com/nedbat/coveragepy
 black==23.9.1  # https://github.com/psf/black
-pylint-django==2.5.3  # https://github.com/PyCQA/pylint-django
+pylint-django==2.5.5  # https://github.com/PyCQA/pylint-django
 pylint-celery==0.3  # https://github.com/PyCQA/pylint-celery
 pre-commit==3.4.0  # https://github.com/pre-commit/pre-commit