[setuptools] Update to 71.1.* (#12176)

stubs/setuptools/@tests/stubtest_allowlist.txt

@@ -3,6 +3,9 @@ pkg_resources.PathMetadata.egg_info
 pkg_resources.EggMetadata.loader
 pkg_resources.ZipProvider.loader
 
+# @classmethod alias not handled correctly by stubtest
+pkg_resources.ZipManifests.load
+
 # Is a functools.partial, so stubtest says "is not a function"
 setuptools.modified.newer_pairwise_group
 setuptools._distutils._modified.newer_pairwise_group