Update typescript-eslint monorepo to v2.30.0

Author: renovate-bot

{{ cookiecutter.project_slug }}/client/package-lock.json

@@ -32,8 +32,8 @@
     "@types/react-redux": "7.1.7",
     "@types/styled-components": "5.0.1",
     "@types/use-persisted-state": "0.3.0",
-    "@typescript-eslint/eslint-plugin": "2.26.0",
-    "@typescript-eslint/parser": "2.26.0",
+    "@typescript-eslint/eslint-plugin": "2.30.0",
+    "@typescript-eslint/parser": "2.30.0",
     "css-loader": "3.5.2",
     "dotenv": "8.2.0",
     "eslint": "6.8.0",