Upgrade @metamask/multichain-account-service to version 13.0.0

A new major version of `@metamask/multichain-account-service`, 13.0.0, is now available. This issue has been assigned to you and your team because you code-own this package in the `core` repo. If this package is present in this project, please prioritize upgrading it soon to unblock new features and bugfixes.

First check whether @metamask/multichain-account-service is present in the project and locate its dependency declarations and lockfile entries. Review the changes required for version 13.0.0, update the dependency, and run the relevant project checks to confirm the app still builds and tests pass.

Written by the indexing model from the issue text.