Require setuptools for build system

Cito · Cito · commit e3d687196458 · 2021-12-28T17:59:34.000+01:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -68,5 +68,5 @@ tox = "^3.24"
 target-version = ['py36', 'py37', 'py38', 'py39', 'py310']
 
 [build-system]
-requires = ["poetry_core>=1,<2"]
+requires = ["poetry_core>=1,<2", "setuptools>=59,<70"]
 build-backend = "poetry.core.masonry.api"
