Bump @typescript-eslint/eslint-plugin from 3.10.1 to 4.0.0 (#77)

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 3.10.1 to 4.0.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v4.0.0/packages/eslint-plugin)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -19,7 +19,7 @@
     "test": "npm run prepare && nyc mocha && npm run lint"
   },
   "devDependencies": {
-    "@typescript-eslint/eslint-plugin": "^3.7.1",
+    "@typescript-eslint/eslint-plugin": "^4.0.0",
     "@typescript-eslint/parser": "^3.7.1",
     "eslint": "^7.6.0",
     "eslint-config-airbnb-base": "^14.2.0",