History of Retention::default 2 changes

In crates/hub/src/config.rs, lines 229–231 on 19355e2283aba765a8a52394216f332db76663c2c0f5c31719803c2a72ad2b55. 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 229,231:crates/hub/src/config.rs.