History of walk 1 change

In crates/flow-init/src/prune.rs, lines 150–168 on v0.5.2. 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 150,168:crates/flow-init/src/prune.rs.