Bump node-sass from 4.14.0 to 7.0.0

Bumps [node-sass](https://github.com/sass/node-sass) from 4.14.0 to 7.0.0.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](sass/node-sass@v4.14.0...v7.0.0)

---
updated-dependencies:
- dependency-name: node-sass
  dependency-type: direct:development
...

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

Author: dependabot[bot]

package.json

@@ -58,7 +58,7 @@
     "eslint-plugin-simple-import-sort": "^5.0.0",
     "eslint-plugin-strict-booleans": "^1.0.0",
     "husky": "^4.2.5",
-    "node-sass": "^4.14.0",
+    "node-sass": "^7.0.0",
     "prettier": "^2.0.5",
     "pretty-quick": "^2.0.1",
     "react-hot-loader": "^4.12.21",