Update changelogs

zcash_client_backend/CHANGELOG.md

@@ -28,7 +28,6 @@ and this library adheres to Rust's notion of
   - Arguments to `ScannedBlock::from_parts` have changed.
   - Changes to the `WalletRead` trait:
     - Added `get_orchard_nullifiers`
-    - Changed `get_transparent_receivers` return type.
   - `ShieldedProtocol` has a new `Orchard` variant.
 - `zcash_client_backend::fees`:
   - Arguments to `ChangeStrategy::compute_balance` have changed.
@@ -115,6 +114,7 @@ and this library adheres to Rust's notion of
       been removed from `error::Error`.
     - A new variant `UnsupportedPoolType` has been added.
     - A new variant `NoSupportedReceivers` has been added.
+    - Variant `ChildIndexOutOfRange` has been removed.
   - `wallet::shield_transparent_funds` no longer takes a `memo` argument;
     instead, memos to be associated with the shielded outputs should be
     specified in the construction of the value of the `input_selector`
@@ -162,6 +162,9 @@ and this library adheres to Rust's notion of
       `get_unspent_transparent_outputs` have been removed; use
       `data_api::InputSource` instead.
     - Added `get_account_ids`.
+    - `get_transparent_receivers` now returns
+      `zcash_primitives::legacy::NonHardenedChildIndex` instead of
+      `zcash_client_backend::address::AddressMetadata`.
   - `wallet::{propose_shielding, shield_transparent_funds}` now takes their
     `min_confirmations` arguments as `u32` rather than a `NonZeroU32` to permit
     implmentations to enable zero-conf shielding.

zcash_primitives/CHANGELOG.md

@@ -7,7 +7,7 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 ### Added
-- `legacy::keys::NonHardenedChildIndex`
+- `zcash_primitives::legacy::keys::NonHardenedChildIndex`
 - Dependency on `bellman 0.14`.
 - `zcash_primitives::consensus::sapling_zip212_enforcement`
 - `zcash_primitives::transaction`:
@@ -127,6 +127,7 @@ and this library adheres to Rust's notion of
 - `zcash_client_backend` changes related to `local-consensus` feature:
   - added tests that verify `zip321` supports Payment URIs with `Local(P)`
   network parameters.
+- `zcash_primitives::legacy::keys::derive_external_secret_key` parameter type changed from `u32` to `NonHardenedChildIndex`.
 
 ### Removed
 - `zcash_primitives::constants`: