feat: upgrade webpack-dev-server #61

- Upgraded webpack and webpack-dev-server to address vulnerabilities
- Turned off a few eslint rules that turned out to be resource intensive

This is a major version update for webpack-dev-server, so breakage may occur!

Author: yonabystedt

config/.eslintrc/index.js

@@ -200,8 +200,11 @@ module.exports = {
         "prefer-spread": "warn",
         "prefer-template": "warn",
         "react/display-name": "off",
+        "react/no-array-index-key": "off",
         "react/no-find-dom-node": "off",
         "react/no-children-prop": "off",
+        "react/no-mutation-state": "off",
+        "react/require-render-return": "off",
         "react-hooks/rules-of-hooks": "error",
         "react-hooks/exhaustive-deps": "warn",
         "react/jsx-boolean-value": "warn",