Uncomment README specification

Author: billsacks

src/addon/esmpy/pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "esmpy"
 description = "ESMF Python interface"
-# readme = "README.md"
+readme = "README.md"
 maintainers = [ { name = "ESMF Core Team", email = "[email protected]" } ]
 authors = [
     { name = "University Corporation for Atmospheric Research" },