chore(package): update jest-expo to version 33.0.1

Closes #9

Author: greenkeeper[bot]

package.json

@@ -33,6 +33,6 @@
   },
   "devDependencies": {
     "babel-preset-expo": "^5.0.0",
-    "jest-expo": "^31.0.0"
+    "jest-expo": "^33.0.1"
   }
 }