chore: bump buffer from 6.0.2 to 6.0.3 in /web3.js (#13824)

Bumps [buffer](https://github.com/feross/buffer) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/feross/buffer/releases)
- [Commits](https://github.com/feross/buffer/compare/v6.0.2...v6.0.3)

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

web3.js/package-lock.json

@@ -7224,9 +7224,9 @@
       "dev": true
     },
     "buffer": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.2.tgz",
-      "integrity": "sha512-XeXCUm+F7uY7fIzq4pKy+BLbZk4SgYS5xwlZOFYD3UEcAD+PwOoTaFr/SaXvhR1yRa8SKyPSZ7LNX4N65w7h8A==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz",
+      "integrity": "sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==",
       "requires": {
         "base64-js": "^1.3.1",
         "ieee754": "^1.2.1"