chore(package): update node-sass to version 4.13.0 (#24)

greenkeeper[bot] · CarstenWickner · commit 7e6af4e63b0e · 2019-10-28T23:08:53.000+01:00
diff --git a/package.json b/package.json
@@ -72,7 +72,7 @@
         "gh-pages": "~2.1.1",
         "identity-obj-proxy": "~3.0.0",
         "jest": "24.0.0",
-        "node-sass": "~4.12.0",
+        "node-sass": "~4.13.0",
         "prettier": "~1.18.2",
         "react-docgen-typescript-loader": "~3.3.0",
         "rollup": "~1.26.0",
