History of Assistant::scope 1 change

In crates/hub/src/assistants.rs, lines 53–59 on 2fb70d0198515f0e9fab3613cb4da69339ce05f2e2c1f336a9f5ff0efb29500b. 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.