deps(dev): bump @libp2p/interface-mocks from 11.0.3 to 12.0.1 (#274)

Bumps [@libp2p/interface-mocks](https://github.com/libp2p/js-libp2p-interfaces) from 11.0.3 to 12.0.1.
- [Release notes](https://github.com/libp2p/js-libp2p-interfaces/releases)
- [Commits](https://github.com/libp2p/js-libp2p-interfaces/compare/@libp2p/interface-mocks-v11.0.3...@libp2p/interface-mocks-v12.0.1)

---
updated-dependencies:
- dependency-name: "@libp2p/interface-mocks"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -152,7 +152,7 @@
     "stream-to-it": "^0.2.2"
   },
   "devDependencies": {
-    "@libp2p/interface-mocks": "^11.0.0",
+    "@libp2p/interface-mocks": "^12.0.1",
     "@libp2p/interface-transport-compliance-tests": "^4.0.0",
     "aegir": "^38.1.0",
     "it-all": "^3.0.1",