refactor: updated node-sass related dependencies

Author: mfranzke

packages/uikit-workshop/package.json

@@ -86,7 +86,7 @@
     "mini-css-extract-plugin": "^0.8.0",
     "mousetrap": "^1.6.3",
     "no-emit-webpack-plugin": "^1.0.0",
-    "node-sass": "^4.14.1",
+    "node-sass": "^5.0.0",
     "node-sass-selector-importer": "^5.2.0",
     "postcss-loader": "^3.0.0",
     "preact": "8.3.1",
@@ -104,7 +104,7 @@
     "react-popper-tooltip": "^2.7.0",
     "redux": "3.7.2",
     "redux-thunk": "^2.3.0",
-    "sass-loader": "^8.0.0",
+    "sass-loader": "^10.1.1",
     "scriptjs": "^2.5.8",
     "scroll-js": "^2.2.0",
     "skatejs": "^5.2.4",