Fix linting

Author: nvictus

.github/workflows/publish.yml

@@ -9,7 +9,7 @@ jobs:
   Publish:
     # prevents this action from running on forks
     if: github.repository == 'open2c/cooler'
-    
+
     runs-on: ubuntu-latest
     permissions:
       id-token: write

docs/conf.py

@@ -12,8 +12,8 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
-from importlib.metadata import metadata
 from datetime import datetime
+from importlib.metadata import metadata
 
 # -- Path setup --------------------------------------------------------------