History of Hub::log 1 change

In crates/flow/src/runner.rs, lines 46–49 on 7b1b1d2a08c9cf0ab3d7f34ba12de2724cd4419f0ff187ba6fe786b9c7fcbef2. 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 46,49:crates/flow/src/runner.rs.