Upgrade css-to-style (patch)

Author: bengry

libs/core/package.json

@@ -59,7 +59,7 @@
     "react": "^16.4.1"
   },
   "dependencies": {
-    "css-to-style": "^1.2.0",
+    "css-to-style": "^1.2.1",
     "classnames": "^2.2.6",
     "stylenames": "^1.1.6",
     "geteventlisteners": "^1.0.6"