chore(deps): bump setuptools in /.github/requirements (pyca#12817)

Bumps [setuptools](https://github.com/pypa/setuptools) from 79.0.1 to 80.0.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v79.0.1...v80.0.0)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-version: 80.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/requirements/build-requirements.txt

@@ -92,9 +92,9 @@ pycparser==2.22 ; platform_python_implementation != 'PyPy' \
     --hash=sha256:491c8be9c040f5390f5bf44a5b07752bd07f56edf992381b05c701439eec10f6 \
     --hash=sha256:c3702b6d3dd8c7abc1afa565d7e63d53a1d0bd86cdc24edd75470f4de499cfcc
     # via cffi
-setuptools==79.0.1 \
-    --hash=sha256:128ce7b8f33c3079fd1b067ecbb4051a66e8526e7b65f6cec075dfc650ddfa88 \
-    --hash=sha256:e147c0549f27767ba362f9da434eab9c5dc0045d5304feb602a0af001089fc51
+setuptools==80.0.0 \
+    --hash=sha256:a38f898dcd6e5380f4da4381a87ec90bd0a7eec23d204a5552e80ee3cab6bd27 \
+    --hash=sha256:c40a5b3729d58dd749c0f08f1a07d134fb8a0a3d7f87dc33e7c5e1f762138650
     # via -r build-requirements.in
 tomli==2.2.1 ; python_full_version < '3.11' \
     --hash=sha256:023aa114dd824ade0100497eb2318602af309e5a55595f76b626d6d9f3b7b0a6 \