chore(deps): update typescript-eslint monorepo to v4.20.0 (#1013)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -34,8 +34,8 @@
         "@types/lodash": "4.14.168",
         "@types/minimatch": "3.0.4",
         "@types/node": "12.20.7",
-        "@typescript-eslint/eslint-plugin": "4.19.0",
-        "@typescript-eslint/parser": "4.19.0",
+        "@typescript-eslint/eslint-plugin": "4.20.0",
+        "@typescript-eslint/parser": "4.20.0",
         "babel-jest": "26.6.3",
         "eslint": "7.23.0",
         "husky": "5.2.0",