History of Assistant::scope 1 change

In crates/hub/src/assistants.rs, lines 53–59 on 3ea0b8af2d46f938f1820637074bc691f9fb8cc7321191bda9fd192fe806162b. 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 53,59:crates/hub/src/assistants.rs.