Bump node-sass from 4.14.1 to 5.0.0

Bumps [node-sass](https://github.com/sass/node-sass) from 4.14.1 to 5.0.0.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](sass/node-sass@v4.14.1...v5.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

package.json

@@ -41,7 +41,7 @@
     "fibers": "^5.0.0",
     "image-webpack-loader": "^7.0.1",
     "imagemin-webpack-plugin": "^2.4.2",
-    "node-sass": "^4.14.1",
+    "node-sass": "^5.0.0",
     "path": "^0.12.7",
     "sass": "^1.26.7",
     "sass-loader": "^10.0.2",