stack/provider: strip port from kite's registered URL
stack/provider: strip port from kite's registered URL

Fixes #9615.

usirin/koding,sinan/koding,usirin/koding,andrewjcasal/koding,mertaytore/koding,koding/koding,kwagdy/koding-1,cihangir/koding,sinan/koding,acbodine/koding,mertaytore/koding,drewsetski/koding,koding/koding,cihangir/koding,szkl/koding,drewsetski/koding,acbodine/koding,usirin/koding,andrewjcasal/koding,andrewjcasal/koding,gokmen/koding,rjeczalik/koding,gokmen/koding,acbodine/koding,koding/koding,mertaytore/koding,rjeczalik/koding,gokmen/koding,usirin/koding,szkl/koding,mertaytore/koding,drewsetski/koding,rjeczalik/koding,gokmen/koding,drewsetski/koding,usirin/koding,rjeczalik/koding,acbodine/koding,szkl/koding,gokmen/koding,acbodine/koding,mertaytore/koding,kwagdy/koding-1,sinan/koding,cihangir/koding,sinan/koding,szkl/koding,cihangir/koding,cihangir/koding,cihangir/koding,kwagdy/koding-1,acbodine/koding,kwagdy/koding-1,usirin/koding,rjeczalik/koding,drewsetski/koding,andrewjcasal/koding,sinan/koding,drewsetski/koding,rjeczalik/koding,szkl/koding,kwagdy/koding-1,drewsetski/koding,kwagdy/koding-1,andrewjcasal/koding,acbodine/koding,drewsetski/koding,andrewjcasal/koding,sinan/koding,sinan/koding,mertaytore/koding,koding/koding,rjeczalik/koding,koding/koding,andrewjcasal/koding,rjeczalik/koding,gokmen/koding,gokmen/koding,mertaytore/koding,szkl/koding,kwagdy/koding-1,kwagdy/koding-1,szkl/koding,usirin/koding,koding/koding,gokmen/koding,szkl/koding,andrewjcasal/koding,cihangir/koding,usirin/koding,acbodine/koding,koding/koding,mertaytore/koding,cihangir/koding,sinan/koding,koding/koding