Update build deps

Author: dmtucker

pyproject.toml

@@ -1,3 +1,5 @@
 [build-system]
-requires = ['setuptools ~= 45.2.0', 'setuptools-scm ~= 3.5.0', 'wheel ~= 0.34.0']
+requires = ['setuptools ~= 50.3.0', 'setuptools-scm[toml] ~= 5.0.0', 'wheel ~= 0.36.0']
 build-backend = 'setuptools.build_meta'
+
+[tool.setuptools_scm]