remove transitive dependency on quickcheck

Author: Chris Cornwell

bower.json

@@ -29,7 +29,6 @@
     "purescript-foreign-object": "^1.0.0"
   },
   "devDependencies": {
-    "purescript-quickcheck": "^5.0.0",
     "purescript-test-unit": "^14.0.0"
   }
 }