Fix setuptools warning about license_files (#8595)

adamchainz · web-flow · commit 35a6d65e22f8 · 2022-08-10T13:47:39.000+01:00
diff --git a/setup.cfg b/setup.cfg
@@ -1,5 +1,5 @@
 [metadata]
-license_file = LICENSE.md
+license_files = LICENSE.md
 
 [tool:pytest]
 addopts=--tb=short --strict-markers -ra
