feat: upgrade multiple dependencies with Snyk

Snyk has created this PR to upgrade:
  - merkletreejs from 0.3.11 to 0.4.0.
    See this package in npm: https://www.npmjs.com/package/merkletreejs
  - rlp from 2.2.7 to 3.0.0.
    See this package in npm: https://www.npmjs.com/package/rlp

See this project in Snyk:
https://app.snyk.io/org/okeamah/project/1a130d45-fd45-43fc-adae-043c2cd5f942?utm_source=github&utm_medium=referral&page=upgrade-pr

packages/sdk/package.json

@@ -65,8 +65,8 @@
     "@eth-optimism/contracts-bedrock": "workspace:*",
     "@eth-optimism/core-utils": "workspace:*",
     "lodash": "^4.17.21",
-    "merkletreejs": "^0.3.11",
-    "rlp": "^2.2.7",
+    "merkletreejs": "^0.4.0",
+    "rlp": "^3.0.0",
     "semver": "^7.6.0"
   },
   "peerDependencies": {