History of CloudStore::drop 1 change

In crates/oxy-strata/src/lib.rs, lines 518–522 on 771661aa50f4de9919098ec2eb4c52b543093eebcb52dd7dc140e2daeb00b2c0. 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 518,522:crates/oxy-strata/src/lib.rs.