History of identify 2 changes

In crates/hub/src/signin.rs, lines 205–290 on 2cbf6f348595a76d5d26de2df8f3c15859e9425ee879b07f3ae1c7116bf4e8e9. 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 205,290:crates/hub/src/signin.rs.