Update setuptools requirement from ~=75.3.0 to ~=75.6.0

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@v75.3.0...v75.6.0)

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

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

requirements.txt

@@ -1,6 +1,6 @@
 click~=8.0.4
 requests~=2.32.3
 cbapi~=2.0.0
-setuptools~=75.3.0
+setuptools~=75.6.0
 tqdm~=4.66.6
 carbon-black-cloud-sdk~=1.5.6