Bump node-sass from 4.14.1 to 7.0.0 in /FHTAGN

Bumps [node-sass](https://github.com/sass/node-sass) from 4.14.1 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](https://github.com/sass/node-sass/compare/v4.14.1...v7.0.0)

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

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

FHTAGN/package.json

@@ -32,7 +32,7 @@
     "autoprefixer": "^9.8.0",
     "concurrently": "^5.2.0",
     "cross-env": "^7.0.2",
-    "node-sass": "^4.14.1",
+    "node-sass": "^7.0.0",
     "onchange": "^7.0.2",
     "postcss-cli": "^7.1.1",
     "pug": "^3.0.1",