Fix invalid PR number in eth-block-tracker changelog

Author: Mrtenz

packages/eth-block-tracker/CHANGELOG.md

@@ -9,9 +9,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-- **BREAKING:** Update minimum Node.js version from `^18.16.0` to `^18.18.0` ([#7930](https://github.com/MetaMask/core/pull/7930))
+- **BREAKING:** Update minimum Node.js version from `^18.16.0` to `^18.18.0` ([#6865](https://github.com/MetaMask/core/pull/6865))
 - This package was migrated from `MetaMask/eth-block-tracker` to the
-  `MetaMask/core` monorepo ([#7930](https://github.com/MetaMask/core/pull/7930))
+  `MetaMask/core` monorepo ([#6865](https://github.com/MetaMask/core/pull/6865))
   - See [`MetaMask/eth-block-tracker`](https://github.com/MetaMask/eth-block-tracker/blob/main/CHANGELOG.md)
     for the original changelog.