Rename StorageDiff to TrieDiff

[tomaka]

Step towards #166

We want to keep the existing StorageDiff, but it will only represent the diff between a trie and another rather than between the entire chain state and another.

[github-actions]

twiggy diff report

Difference in .wasm size before and after this pull request.

---

 Delta Bytes │ Item
─────────────┼───────────────────────────────────────────────────────────────────────────────────────────────────────────────
        +522 ┊ <core::iter::sources::from_fn::FromFn<F> as core::iter::traits::iterator::Iterator>::next::hab836dc90d5be786
        -522 ┊ <core::iter::sources::from_fn::FromFn<F> as core::iter::traits::iterator::Iterator>::next::hdb06b6035d40938d
        +457 ┊ <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h1bd90fea52dc6f09
        -457 ┊ <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h32d35dc60cfcc209
        -298 ┊ <core::iter::adapters::filter::Filter<I,P> as core::iter::traits::iterator::Iterator>::next::h320a2e99aed40dd4
        +298 ┊ <core::iter::adapters::filter::Filter<I,P> as core::iter::traits::iterator::Iterator>::next::h3e5c2bc703662621
        -268 ┊ smoldot::executor::storage_diff::StorageDiff<T>::storage_prefix_keys_ordered::h90095168fa97823c
        +268 ┊ smoldot::executor::storage_diff::TrieDiff<T>::storage_prefix_keys_ordered::hfeecb7d92e859346
        -267 ┊ smoldot::executor::storage_diff::StorageDiff<T>::diff_insert::hbab243fed07cb375
        +267 ┊ smoldot::executor::storage_diff::TrieDiff<T>::diff_insert::h3a0029d039205360
        -250 ┊ smoldot::executor::storage_diff::StorageDiff<T>::diff_insert_erase::h784e8f1177c5d2b6
        +250 ┊ smoldot::executor::storage_diff::TrieDiff<T>::diff_insert_erase::h8f3786d6e7c3b6f3
        -244 ┊ smoldot::executor::storage_diff::StorageDiff<T>::diff_insert::hea7173a5effb78f3
        +244 ┊ smoldot::executor::storage_diff::TrieDiff<T>::diff_insert::h3ab0659117821db4
        -237 ┊ smoldot::executor::storage_diff::StorageDiff<T>::diff_insert_erase::hb80f2c0208bab9d9
        +237 ┊ smoldot::executor::storage_diff::TrieDiff<T>::diff_insert_erase::h5d7fb7972bb5ba26
        -114 ┊ <hashbrown::map::HashMap<K,V,S,A> as core::iter::traits::collect::Extend<(K,V)>>::extend::hd77ec4fab426779e
        +114 ┊ <hashbrown::map::HashMap<K,V,S,A> as core::iter::traits::collect::Extend<(K,V)>>::extend::hf6789824ef3c8e70
        -109 ┊ <hashbrown::set::HashSet<T,S,A> as core::iter::traits::collect::FromIterator<T>>::from_iter::h8743c8a529efec4a
        +109 ┊ <hashbrown::set::HashSet<T,S,A> as core::iter::traits::collect::FromIterator<T>>::from_iter::hea7b181bcfe56cbd
          +0 ┊ ... and 26 more.
         -43 ┊ Σ [46 Total Rows]