make types explicit in the transaction_record scope

[zancas]

When I remove the use super::* (how did that sneak in?!)..

I get this cargo check result:

cargo check
warning: unused import: `orchard::note_encryption::OrchardDomain`
  --> zingolib/src/wallet.rs:10:5
   |
10 | use orchard::note_encryption::OrchardDomain;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: `#[warn(unused_imports)]` on by default

warning: unused import: `orchard::tree::MerkleHashOrchard`
  --> zingolib/src/wallet.rs:11:5
   |
11 | use orchard::tree::MerkleHashOrchard;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `sapling_crypto::note_encryption::SaplingDomain`
  --> zingolib/src/wallet.rs:14:5
   |
14 | use sapling_crypto::note_encryption::SaplingDomain;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `Vector`
  --> zingolib/src/wallet.rs:28:32
   |
28 | use zcash_encoding::{Optional, Vector};
   |                                ^^^^^^

warning: unused import: `zcash_note_encryption::Domain`
  --> zingolib/src/wallet.rs:29:5
   |
29 | use zcash_note_encryption::Domain;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `consensus::BlockHeight`
  --> zingolib/src/wallet.rs:31:24
   |
31 | use zcash_primitives::{consensus::BlockHeight, memo::Memo};
   |                        ^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `zingo_status::confirmation_status::ConfirmationStatus`
  --> zingolib/src/wallet.rs:33:5
   |
33 | use zingo_status::confirmation_status::ConfirmationStatus;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `crate::wallet::notes::ShieldedNoteInterface`
  --> zingolib/src/wallet.rs:36:5
   |
36 | use crate::wallet::notes::ShieldedNoteInterface;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `COMMITMENT_TREE_LEVELS`
  --> zingolib/src/wallet.rs:40:32
   |
40 | use self::data::{WitnessTrees, COMMITMENT_TREE_LEVELS};
   |                                ^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `crate::wallet::traits::ReadableWriteable`
  --> zingolib/src/wallet.rs:38:5
   |
38 | use crate::wallet::traits::ReadableWriteable;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: `zingolib` (lib) generated 10 warnings (run `cargo fix --lib -p zingolib` to apply 9 suggestions)

I suspect those were all "used" in that other scope just to support the use super::* in this scope!

[fluidvanadium]

explicion!