pull_request_template.md: replace github.com/hughsie with github.com/fwupd
pull_request_template.md: replace github.com/hughsie with github.com/fwupd
hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd,fwupd/fwupd