refactor: remove unused dependencies (#2299)

Author: damianstasik

package-lock.json

@@ -68,7 +68,6 @@
     "react-helmet": "6.1.0",
     "react-json-view": "1.21.3",
     "react-popper-tooltip": "4.4.2",
-    "react-redux": "8.0.2",
     "react-router": "5.2.1",
     "react-router-dom": "5.3.0",
     "regenerator-runtime": "0.13.9",
@@ -94,7 +93,6 @@
     "all-node-versions": "11.0.1",
     "babel-eslint": "10.1.0",
     "babel-loader": "8.2.3",
-    "cross-env": "7.0.2",
     "css-loader": "6.5.1",
     "eslint": "6.8.0",
     "eslint-plugin-jest": "23.8.2",