build(deps): update setuptools requirement

Updates the requirements on [setuptools](https://github.com/pypa/setuptools) to permit the latest version.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v65.5.1...v75.6.0)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -150,7 +150,7 @@ pytest-bdd==7.1.2
 splinter==0.21.0
 pytest-splinter==3.3.2
 pytest-django==4.8.0
-setuptools>=65.5.1,<69.6.0
+setuptools>=65.5.1,<75.7.0
 pip==24.0
 Twisted==24.3.0
 pixelmatch==0.3.0