No - exactly!

When I link to that module on PM...PM is adding the extra characters.

It is only that module and only PM. And from what marto said in another post, it doesn't seem to affect everyone.

I type <a href="https://metacpan.org/pod/Business::Stripe::Subscription">Business::Stripe::Subscription</a> and the link I get is https://metacpan.org/pod/Business::Stripe::Subs%E2%80%8Ecrip%E2%80%8Etion