History of Swarm::links 1 change

In crates/backdrop/src/swarm.rs, lines 164–166 on 4c77a1c8aad8799227421360bab76001757ca9fe11cf66324a7d1e6997ef6b7b. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 164,166:crates/backdrop/src/swarm.rs.