Sync check-license with upstream template

Author: MatteoPologruto

.github/workflows/check-license.yml

@@ -54,7 +54,7 @@ jobs:
             RESULT="false"
           fi
 
-          echo "::set-output name=result::$RESULT"
+          echo "result=$RESULT" >> $GITHUB_OUTPUT
 
   check-license:
     needs: run-determination