History of Assistant::scope 1 change

In crates/hub/src/assistants.rs, lines 53–59 on 83940d53664f90b19c6f5baa2c14c3c53ab01c1728d8936684dee85928050c6a. 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.