Bump setuptools from 65.6.3 to 70.0.0 in /requirements

Bumps [setuptools](https://github.com/pypa/setuptools) from 65.6.3 to 70.0.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v65.6.3...v70.0.0)

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

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

requirements/base.txt

@@ -1,5 +1,5 @@
 wheel==0.38.4
-setuptools==65.6.3
+setuptools==70.0.0
 importlib-resources==5.10.2
 importlib-metadata==6.0.0
 pex==2.1.152