docs: update example in README

Author: nosborn

README.md

@@ -11,7 +11,7 @@ Basic usage with all options enabled:
 
 ```yaml
 - name: markdownlint-cli
-  uses: nosborn/github-action-markdown-cli@v3.2.0
+  uses: nosborn/github-action-markdown-cli@v3.3.0
   with:
     files: .
     config_file: .markdownlint.yaml