Use latest setuptools instead of pinning it

pyproject.toml

@@ -58,6 +58,7 @@ package-dir = { '' = '.' } # without this line, C++ source files get included in
 build = "cp{37,38,39,31*}-*"
 skip = ["*cp37-musllinux*", "*musllinux_aarch64*", "cp{38,39,31*}-macosx_x86_64"]
 build-frontend = "build"
+dependency-versions = "latest"
 test-command = 'python -m unittest discover "{project}/tests/" --verbose'
 test-extras = ["tests"]
 manylinux-x86_64-image = "manylinux2014"