Fix comment

            })?

        }

        // Convert `ciborium::Map` to sorted `BTreeMap` and then compare the sorted maps.

        // Convert `ciborium::Value::Map` to a `HashMap`, and then compare the values of

        // each key in `a` with those in `b`.

        (ciborium::Value::Map(a_map), ciborium::Value::Map(b_map)) => {

            let a_hashmap = ciborium_map_to_hashmap(a_map)?;

            let b_hashmap = ciborium_map_to_hashmap(b_map)?;