History of Registration::default 1 change

In crates/hub/src/config.rs, lines 100–102 on v0.4.1. 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 100,102:crates/hub/src/config.rs.