release: 89.0.0 (#470)

## Description

This is the release candidate for version 89.0.0. See the changelogs for
more details.

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> **Low Risk**
> Low risk release bookkeeping: only version bumps and changelog/link
updates, with no functional code changes in this diff.
> 
> **Overview**
> Bumps the monorepo release version to `89.0.0`.
> 
> Publishes `@metamask/keyring-snap-sdk` `7.2.1` by updating its
`package.json` version and adding a `7.2.1` changelog entry (RPC errors
now document proper error codes), along with updated compare links.
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
f8a44f0. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

Author: ccharly

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/accounts-monorepo",
-  "version": "88.0.0",
+  "version": "89.0.0",
   "private": true,
   "description": "Monorepo for MetaMask accounts related packages",
   "repository": {

packages/keyring-snap-sdk/CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [7.2.1]
+
 ### Fixed
 
 - Throw RPC errors with proper error codes ([#469](https://github.com/MetaMask/accounts/pull/469))
@@ -142,7 +144,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - This new version fixes a bug with CJS re-exports.
 - Initial release ([#24](https://github.com/MetaMask/accounts/pull/24))
 
-[Unreleased]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.2.0...HEAD
+[Unreleased]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.2.1...HEAD
+[7.2.1]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.2.0...@metamask/keyring-snap-sdk@7.2.1
 [7.2.0]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.1.1...@metamask/keyring-snap-sdk@7.2.0
 [7.1.1]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.1.0...@metamask/keyring-snap-sdk@7.1.1
 [7.1.0]: https://github.com/MetaMask/accounts/compare/@metamask/keyring-snap-sdk@7.0.0...@metamask/keyring-snap-sdk@7.1.0

packages/keyring-snap-sdk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/keyring-snap-sdk",
-  "version": "7.2.0",
+  "version": "7.2.1",
   "description": "MetaMask Keyring Snap SDK",
   "keywords": [
     "metamask",