CheckBytes<DefaultValidator<'_>> is not implemented

[ureeves]

Describe the bug
During the use of this crate in the implementation of dusk-network/piecrust#166, the following compilation error occurs.

error[E0277]: the trait bound `ArchivedTree<store::hash::Hash, 32, 4>: bytecheck::CheckBytes<DefaultValidator<'_>>` is not satisfied
   --> piecrust/src/store.rs:296:16
    |
296 |     let tree = rkyv::from_bytes(&tree_bytes).map_err(|err| {
    |                ^^^^^^^^^^^^^^^^ the trait `bytecheck::CheckBytes<DefaultValidator<'_>>` is not implemented for `ArchivedTree<store::hash::Hash, 32, 4>`

Expected behaviour
It should be possible to validate the structure on disk.