Cancel All Jobs has a spurious https link #16
Description
On my http://localhost:8000/HP_LaserJet_P2055dn_HPLIP_auto/jobs, the button "Cancel all jobs" directs to https://localhost:.... etc. HTML source shows:
<h1 class="title">Jobs <a class="btn" href="https://localhost:8000/HP_LaserJet_P2055dn_HPLIP_auto/cancelall">Cancel All Jobs</a></h1>