pre-commit: Remove codespell commit-msg hook

That hook can be frustrating as it can discard a long commit message
if it finds a typo in it so better removing it.

.pre-commit-config.yaml

@@ -20,9 +20,6 @@ repos:
         exclude: ^(swh/lister/.*/tests/data/.*)$
         args: [-L crate]
         stages: [commit]
-      - id: codespell
-        name: Check commit message spelling
-        stages: [commit-msg]
 
   - repo: local
     hooks: