Release/231.0.0 (#4859)

## Explanation

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Fix general perfomance issues 

## References

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## Changelog

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If you're making any consumer-facing changes, list those changes here as
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### `@metamask/package-a`

- **<CATEGORY>**: Your change here
- **<CATEGORY>**: Your change here

### `@metamask/package-b`

- **<CATEGORY>**: Your change here
- **<CATEGORY>**: Your change here

## Checklist

- [ ] I've updated the test suite for new or updated code as appropriate
- [ ] I've updated documentation (JSDoc, Markdown, etc.) for new or
updated code as appropriate
- [ ] I've highlighted breaking changes using the "BREAKING" category
above as appropriate
- [ ] I've prepared draft pull requests for clients and consumer
packages to resolve any breaking changes

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/core-monorepo",
-  "version": "230.0.0",
+  "version": "231.0.0",
   "private": true,
   "description": "Monorepo for packages shared between MetaMask clients",
   "repository": {

packages/phishing-controller/CHANGELOG.md

@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [12.3.0]
+
+### Fixed
+
+- Fixed extension performance issues ([#4853](https://github.com/MetaMask/core/pull/4853))
+
 ## [12.2.0]
 
 ### Changed
@@ -299,7 +305,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
     All changes listed after this point were applied to this package following the monorepo conversion.
 
-[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/[email protected]
+[Unreleased]: https://github.com/MetaMask/core/compare/@metamask/[email protected]
+[12.3.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [12.2.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [12.1.0]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]
 [12.0.3]: https://github.com/MetaMask/core/compare/@metamask/[email protected]...@metamask/[email protected]

packages/phishing-controller/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@metamask/phishing-controller",
-  "version": "12.2.0",
+  "version": "12.3.0",
   "description": "Maintains a periodically updated list of approved and unapproved website origins",
   "keywords": [
     "MetaMask",