Merge pull request #1158 from reactjs/dependabot/npm_and_yarn/test/dummy_sprockets/node-sass-7.0.0

Bump node-sass from 4.13.1 to 7.0.0 in /test/dummy_sprockets

Author: justin808

test/dummy_sprockets/package.json

@@ -14,7 +14,7 @@
     "file-loader": "^0.11.1",
     "glob": "^7.1.2",
     "js-yaml": "^3.8.4",
-    "node-sass": "^4.13.1",
+    "node-sass": "^7.0.0",
     "path-complete-extname": "^0.1.0",
     "postcss-loader": "^2.0.5",
     "postcss-smart-import": "^0.7.0",