History of tests::row 2 changes

In crates/hub/src/diffusion.rs, lines 1464–1482 on 97b18869acf56b26684db983c1feea231157a7a1f11c42b2098e71080c934344. 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 1464,1482:crates/hub/src/diffusion.rs.