pyproject.toml: switching back to numpy<2.0.0

Author: mrjbq7

pyproject.toml

@@ -4,5 +4,5 @@ version = "0.4.33"
 dynamic = ["authors", "classifiers", "dependencies", "description", "license", "readme"]
 
 [build-system]
-requires = ["setuptools >= 51.0.0", "wheel", "oldest-supported-numpy"]
+requires = ["setuptools >= 51.0.0", "wheel", "numpy<2.0.0"]
 build-backend = "setuptools.build_meta:__legacy__"