Bump @typescript-eslint/parser from 4.14.1 to 4.20.0

Bumps [@typescript-eslint/parser](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/parser) from 4.14.1 to 4.20.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/master/packages/parser/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v4.20.0/packages/parser)

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

Author: dependabot[bot]

package-lock.json

@@ -33,7 +33,7 @@
   "devDependencies": {
     "@types/jest": "^26.0.20",
     "@types/node": "^14.14.37",
-    "@typescript-eslint/parser": "^4.14.1",
+    "@typescript-eslint/parser": "^4.20.0",
     "@zeit/ncc": "^0.22.3",
     "eslint": "^7.19.0",
     "eslint-plugin-github": "^4.1.1",