Update scripts/mdlint.sh

Co-authored-by: Mac L <mjladson@pm.me>

scripts/mdlint.sh

@@ -13,7 +13,7 @@ if [[ $exit_code == 0 ]]; then
     exit 0
 elif [[ $exit_code == 1 ]]; then
     echo "Exiting with errors. Run 'make mdlint' locally and commit the changes. Note that not all errors can be fixed automatically, if there are still errors after running 'make mdlint', look for the errors and fix manually."    
-    docker run -v ./book:/workdir ghcr.io/igorshubovych/markdownlint-cli:latest '**/*.md' --ignore node_modules --fix
+    docker run --rm -v ./book:/workdir ghcr.io/igorshubovych/markdownlint-cli:latest '**/*.md' --ignore node_modules --fix
     exit 1
 else
     echo "Exiting with exit code >1. Check for the error logs and fix them accordingly."