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.txt

@@ -1,7 +1,7 @@
 -r requirements.txt
 coverage==7.4.3
 django-stubs==5.0.2
-django-test-migrations==1.3.0
+django-test-migrations==1.4.0
 factory-boy==3.3.0
 faker==24.14.1
 mypy==1.10.0