workflows: fix error

Author: Zabrimus

.github/workflows/build-vdrsternelec.yml

@@ -245,7 +245,7 @@ jobs:
           else
               (cd LibreELEC.tv && PROJECT=${mproject} DEVICE=${mdevice} ARCH=${march} tools/download-tool -a)
           fi
-#
+          
           echo "==> Free space after downloading sources"
           df -h