chore(pre-commit): fix stage name

Author: machikoyasuda

.pre-commit-config.yaml

@@ -10,8 +10,7 @@ default_install_hook_types:
 
 # by default, confine hooks to these git stages (except for hooks that specify their own stages)
 # https://pre-commit.com/#top_level-default_stages
-default_stages:
-  - pre-commit
+default_stages: [pre-commit]
 
 repos:
   - repo: https://github.com/compilerla/conventional-pre-commit