History of Assistant::scope 1 change

In crates/hub/src/assistants.rs, lines 53–59 on eb56c8bc4d0eeb2db98c6b6f26515240d5142bac75c643b161102bcc9dcfc1d0. 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.