refactor(keyring-snap-bridge)!: remove saveState from callbacks + use events for account{Created,Updated,Deleted}

[ccharly]

TODO

[ccharly]

@metamaskbot publish-preview

[github-actions]

Preview builds have been published. See these instructions (from the core monorepo) for more information about preview builds.

Expand for full list of packages and versions.

{
  "@metamask-previews/keyring-api": "17.2.1-0faa33d",
  "@metamask-previews/eth-hd-keyring": "12.0.0-0faa33d",
  "@metamask-previews/eth-ledger-bridge-keyring": "10.0.0-0faa33d",
  "@metamask-previews/eth-simple-keyring": "10.0.0-0faa33d",
  "@metamask-previews/eth-trezor-keyring": "8.0.0-0faa33d",
  "@metamask-previews/keyring-internal-api": "6.0.0-0faa33d",
  "@metamask-previews/keyring-internal-snap-client": "4.0.1-0faa33d",
  "@metamask-previews/eth-snap-keyring": "12.0.0-0faa33d",
  "@metamask-previews/keyring-snap-client": "4.0.1-0faa33d",
  "@metamask-previews/keyring-snap-sdk": "3.1.0-0faa33d",
  "@metamask-previews/keyring-utils": "3.0.0-0faa33d"
}

[github-actions]

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