Drop deprecated printer-driver-hpijs
On Tails 4.x we install printer-driver-hpijs via hpijs-ppds.
It's been superseded by hpcups (which we install too) since a while, so we should do the switch in 5.0.
References:
- https://salsa.debian.org/printing-team/printing-metas/-/merge_requests/2
- the updated dependencies of printer-driver-all in Bullseye