pyproject: depend on setuptools>=67.0, not ~=67.0.

This causes downstream dependency resolution issues.

Author: whitequark

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["wheel", "setuptools~=67.0", "setuptools_scm[toml]>=6.2"]
+requires = ["wheel", "setuptools>=67.0", "setuptools_scm[toml]>=6.2"]
 build-backend = "setuptools.build_meta"
 
 [project]