Bump web3-core from 1.10.3 to 4.3.0 in /packages/relay

Bumps [web3-core](https://github.com/ChainSafe/web3.js) from 1.10.3 to 4.3.0.
- [Release notes](https://github.com/ChainSafe/web3.js/releases)
- [Changelog](https://github.com/web3/web3.js/blob/4.x/CHANGELOG.md)
- [Commits](https://github.com/ChainSafe/web3.js/commits)

---
updated-dependencies:
- dependency-name: web3-core
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

packages/relay/package.json

@@ -27,7 +27,7 @@
     "@ethersproject/providers": "^5.6.8",
     "@ethersproject/transactions": "^5.6.2",
     "jest-mock-extended": "^1.0.15",
-    "web3-core": "^1.8.2",
+    "web3-core": "^4.3.0",
     "web3-core-helpers": "^1.8.2"
   },
   "dependencies": {
@@ -43,7 +43,7 @@
     "@ethersproject/hash": "^5.6.1",
     "@ethersproject/providers": "^5.6.8",
     "@ethersproject/transactions": "^5.6.2",
-    "web3-core": "^1.8.2",
+    "web3-core": "^4.3.0",
     "web3-core-helpers": "^1.8.2"
   },
   "publishConfig": {