chore(deps-dev): bump eslint-config-prettier from 3.6.0 to 4.0.0

Bumps [eslint-config-prettier](https://github.com/prettier/eslint-config-prettier) from 3.6.0 to 4.0.0.
- [Release notes](https://github.com/prettier/eslint-config-prettier/releases)
- [Changelog](https://github.com/prettier/eslint-config-prettier/blob/master/CHANGELOG.md)
- [Commits](https://github.com/prettier/eslint-config-prettier/compare/v3.6.0...v4.0.0)

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

web3.js/package-lock.json

@@ -4714,9 +4714,9 @@
       }
     },
     "eslint-config-prettier": {
-      "version": "3.6.0",
-      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-3.6.0.tgz",
-      "integrity": "sha512-ixJ4U3uTLXwJts4rmSVW/lMXjlGwCijhBJHk8iVqKKSifeI0qgFEfWl8L63isfc8Od7EiBALF6BX3jKLluf/jQ==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-4.0.0.tgz",
+      "integrity": "sha512-kWuiJxzV5NwOwZcpyozTzDT5KJhBw292bbYro9Is7BWnbNMg15Gmpluc1CTetiCatF8DRkNvgPAOaSyg+bYr3g==",
       "dev": true,
       "requires": {
         "get-stdin": "^6.0.0"

web3.js/package.json

@@ -99,7 +99,7 @@
     "esdoc-importpath-plugin": "^1.0.2",
     "esdoc-standard-plugin": "^1.0.0",
     "eslint": "5.12.1",
-    "eslint-config-prettier": "^3.1.0",
+    "eslint-config-prettier": "^4.0.0",
     "eslint-plugin-import": "2.16.0",
     "eslint-plugin-jest": "22.2.2",
     "eslint-plugin-prettier": "^3.0.0",