Update setuptools requirement from <68.0.0 to <76.0.0

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@0.6...v75.3.0)

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

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

pyproject.toml

@@ -1,6 +1,6 @@
 # build requirements
 [build-system]
-requires = ["setuptools < 68.0.0"]
+requires = ["setuptools < 76.0.0"]
 build-backend = "setuptools.build_meta"
 
 # iSort