chore(package): update babel-jest to version 23.0.1

Closes #20

Author: greenkeeper[bot]

package.json

@@ -51,7 +51,7 @@
     "@gramps/gramps": "^1.2.0",
     "babel-core": "^7.0.0-0",
     "babel-eslint": "^8.2.1",
-    "babel-jest": "^22.0.6",
+    "babel-jest": "^23.0.1",
     "babel-plugin-inline-import": "^2.0.6",
     "cpy-cli": "^1.0.1",
     "del-cli": "^1.1.0",