History of help_tests::walk 1 change

In src/cli/mod.rs, lines 1292–1309 on c71a5777509a1f29bc1889953d79339df41b264bfafd68cf7ef75b3d97c9f71d. 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 1292,1309:src/cli/mod.rs.