Exclude .po files from codespell checks

Author: flpm

.pre-commit-config.yaml

@@ -33,7 +33,7 @@ repos:
         - tomli
       exclude: >
         (?x)^(
-            .*vale-styles.*
+            (.*vale-styles.*)|(.*\.po)
         )$
 
   - repo: https://github.com/errata-ai/vale