Stop testing for unlinked docs
This essentially reverts the changes added in !1498 (merged), as per the discussion and conclusion at #961 (comment 548519591).
We don't need to check for unlinked docs, just images like before.
This essentially reverts the changes added in !1498 (merged), as per the discussion and conclusion at #961 (comment 548519591).
We don't need to check for unlinked docs, just images like before.