Update model-bakery requirement from ~=1.15.0 to ~=1.16.0

Updates the requirements on [model-bakery](https://github.com/model-bakers/model_bakery) to permit the latest version.
- [Release notes](https://github.com/model-bakers/model_bakery/releases)
- [Changelog](https://github.com/model-bakers/model_bakery/blob/main/CHANGELOG.md)
- [Commits](model-bakers/model_bakery@1.15.0...1.16.0)

---
updated-dependencies:
- dependency-name: model-bakery
  dependency-type: direct:development
...

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

requirements-dev.txt

@@ -6,7 +6,7 @@ django-stubs~=4.2.4
 django-stubs-ext~=4.2.0
 django-webtest~=1.9.10
 isort~=5.12.0
-model-bakery~=1.15.0
+model-bakery~=1.16.0
 mypy~=1.6.0
 openpyxl-stubs~=0.1.25
 pylint-django~=2.5.3