chore(deps): bump rpc-websockets from 4.5.1 to 4.6.0

Bumps [rpc-websockets](https://github.com/elpheria/rpc-websockets) from 4.5.1 to 4.6.0.
- [Release notes](https://github.com/elpheria/rpc-websockets/releases)
- [Commits](https://github.com/elpheria/rpc-websockets/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

web3.js/package-lock.json

@@ -19442,9 +19442,9 @@
       }
     },
     "rpc-websockets": {
-      "version": "4.5.1",
-      "resolved": "https://registry.npmjs.org/rpc-websockets/-/rpc-websockets-4.5.1.tgz",
-      "integrity": "sha512-OoXnJAJ6tz2WC56l0SsWFHF0hrqVQk86aZ/bCQfKx5s5GvCWUW/xNVEUHyh6RwHIgEnSnKq00fTbRD8E9Yw3Dw==",
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/rpc-websockets/-/rpc-websockets-4.6.0.tgz",
+      "integrity": "sha512-FV920YUR8bTDFac5hO5h7xt8P2sqBo4WdlvEv1eD5p2H1z7zTJnwt3GOyV+ZhhY+Ef4OxbVm/V4Nbg37+WK64w==",
       "requires": {
         "@babel/runtime": "^7.4.5",
         "assert-args": "^1.2.1",