If i'm not mistaken, this line of code is being added by your hosting company. I guess that it's a free hosting company. I guess you can't remove it since it's being added after you're uploading the file or on the fly.
Anyway, Take a look at this solution: https://stackoverflow.com/a/2268958/998096
Just mentioning,
by doing this you violate their policy and they will eventually drop you from their service and you will lose all your data.
So do it on your own risk.