History of HubBackend::row 2 changes

In crates/hub/src/protocol.rs, lines 55–62 on bd91edeb44f8f318af68521ca74c35ee48f09e1002ce0c5972bc8ac10cea6862. 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 55,62:crates/hub/src/protocol.rs.