Bump django-test-migrations from 1.3.0 to 1.4.0

Bumps [django-test-migrations](https://github.com/wemake-services/django-test-migrations) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/wemake-services/django-test-migrations/releases)
- [Changelog](https://github.com/wemake-services/django-test-migrations/blob/master/CHANGELOG.md)
- [Commits](wemake-services/django-test-migrations@1.3.0...1.4.0)

---
updated-dependencies:
- dependency-name: django-test-migrations
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements/test-requirements.txt

@@ -19,7 +19,7 @@ coverage[toml]==7.5.2
     #   pytest-cov
 django-coverage-plugin==3.1.0
     # via -r requirements/test-requirements.in
-django-test-migrations==1.3.0
+django-test-migrations==1.4.0
     # via -r requirements/test-requirements.in
 exceptiongroup==1.2.0
     # via pytest