Update github-actions-metadata-update.sh

Author: twcclegg

lib/github-actions-metadata-update.sh

@@ -84,7 +84,7 @@ FILES=$(getReleaseDelta google/libphonenumber "v${DEPLOYED_NUGET_TAG}" $UPSTREAM
 
 if echo $FILES | grep '\.java'
 then
-   # echo "has java files, automatic update not possible"
+   echo "has java files, automatic update not possible"
    # exit 123
 fi