Says the site is infected but its not?

Hello Alan, 

We are glad to clarify you. As you want to check that website is safe, please submit the URL to our developers for analysis.
Click this link (https://www.avg.com/en-ww/false-positive-file-form) to submit the form.
Our developers will check and get back to you as soon as possible. Thank you. 
d959a378a912/211210.1303-0700

I go to this site https://bayrivercollege.ca/ and get an alert 
I checked with other tools and its not infected?
im on windows desktop 
Is this the same for you?
how do i fix this please?

Hello Alan, 

We are glad to clarify you. As you want to check that website is safe, please submit the URL to our developers for analysis.
Click this link (https://www.avg.com/en-ww/false-positive-file-form) to submit the form.
Our developers will check and get back to you as soon as possible. Thank you.