History of act 1 change

In crates/hub/tests/proposals.rs, lines 97–106 on 991b55638aafa18532dc889a532fc31463c37cf91967a413a0de32cef7892091. 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 97,106:crates/hub/tests/proposals.rs.