Update .github/workflows/check-shell-task.yml

Co-authored-by: per1234 <accounts@perglass.com>

Author: MatteoPologruto

.github/workflows/check-shell-task.yml

@@ -46,7 +46,7 @@ jobs:
             RESULT="false"
           fi
 
-          echo "::set-output name=result::$RESULT"
+          echo "result=$RESULT" >> $GITHUB_OUTPUT
 
   lint:
     name: ${{ matrix.configuration.name }}