Draft: Port CI jobs relevant for split rendering
Partially redundant to !908 (merged). Once !908 (merged) has been merged, !909 (closed) can be rebased on float-pc, which in turn allows us to fix this branch as well.
Partially redundant to !908 (merged). Once !908 (merged) has been merged, !909 (closed) can be rebased on float-pc, which in turn allows us to fix this branch as well.