chore: Bump @metamask/eth-block-tracker from 12.1.0 to 12.2.1

Bumps [@metamask/eth-block-tracker](https://github.com/MetaMask/eth-block-tracker) from 12.1.0 to 12.2.1.
- [Release notes](https://github.com/MetaMask/eth-block-tracker/releases)
- [Changelog](https://github.com/MetaMask/eth-block-tracker/blob/main/CHANGELOG.md)
- [Commits](MetaMask/eth-block-tracker@v12.1.0...v12.2.1)

---
updated-dependencies:
- dependency-name: "@metamask/eth-block-tracker"
  dependency-version: 12.2.1
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

yarn.lock

@@ -3293,15 +3293,15 @@ __metadata:
   linkType: hard
 
 "@metamask/eth-block-tracker@npm:^12.0.0":
-  version: 12.1.0
-  resolution: "@metamask/eth-block-tracker@npm:12.1.0"
+  version: 12.2.1
+  resolution: "@metamask/eth-block-tracker@npm:12.2.1"
   dependencies:
     "@metamask/eth-json-rpc-provider": "npm:^5.0.0"
     "@metamask/safe-event-emitter": "npm:^3.1.1"
     "@metamask/utils": "npm:^11.0.1"
     json-rpc-random-id: "npm:^1.0.1"
     pify: "npm:^5.0.0"
-  checksum: 10/8d46913e1ca3fb02cc0a6ad821a8d8a46311ecafe1e947e7c0f6f849d5b8b500b64471dcdb50a2fecce9924cbedcae2fcd86850041526af713812c154ac8e0be
+  checksum: 10/70f0f4179bb7d0d9d64d54887ea03302e74221c92971a7081db05811d97cc85b8d75d95cf00ea09b10a0188c1c3cde34896d97d1952623e99ea124ac5e5eeb67
   languageName: node
   linkType: hard