Merge pull request numpy#27429 from mattip/setuptools-conda

BLD: pin setuptools to avoid breaking numpy.distutils

Author: charris

environment.yml

@@ -12,7 +12,7 @@ dependencies:
   - compilers
   - openblas
   - nomkl
-  - setuptools
+  - setuptools==65.5.1
   - ninja
   - pkg-config
   - meson-python