fix(package): update ky to version 0.12.0

Author: greenkeeper[bot]

package.json

@@ -50,7 +50,7 @@
   "dependencies": {
     "form-data": "^2.3.3",
     "humps": "^2.0.1",
-    "ky": "^0.11.2",
+    "ky": "^0.12.0",
     "ky-universal": "^0.2.1",
     "li": "^1.3.0",
     "query-string": "^6.8.1",