[Lemmy] Nested replies don't specifically mention who posted parent reply.

[Sir-Ivysaur]

Replies all mention the OP. Even replies to replies. Like so:

Here's what it's supposed to look like:

Nested replies should probably say '<user3> writes in reply to <user2>', instead of '<user3> writes in reply to <user1>'. Or maybe do indents like Lemmy-ui does.