setuptools_scm no-longer required at setup time

Author: graingert

setup.cfg

@@ -36,7 +36,6 @@ package_dir = =src
 include_package_data = True
 zip_safe = False
 install_requires = setuptools
-setup_requires = setuptools_scm
 python_requires = >=3.6
 
 [options.packages.find]