History of certify 2 changes

In crates/hub/src/keyless.rs, lines 160–215 on 205d8f863e5c9d8c51ae9402c4a1c0ec3b7e8342d57524cfe584ad9f418efd38. 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 160,215:crates/hub/src/keyless.rs.