Merge pull request #189 from heardofdezz/renovate/sass-1.x

Update dependency sass to v1.55.0

Author: heardofdezz

package-lock.json

@@ -7,7 +7,7 @@
         "fibers": "5.0.3",
         "node-sass": "7.0.3",
         "regenerator-runtime": "0.13.9",
-        "sass": "1.54.9",
+        "sass": "1.55.0",
         "sass-loader": "13.0.2",