d9c0650ff9
Our previous list visibility resolver grabbed posts if either follower collection of the user in a list who is followed is in `to` or if follower collection of the user in a list was in `cc`. This not only missed unlisted posts but also lead to leaking private posts when `fix_explicit_addressing` mistakingly started putting follower collections to `cc` (also fixed in this MR). Reported by @kurisu@iscute.moe via a DM