Update dev-dependencies

Author: wooorm

package.json

@@ -34,7 +34,7 @@
     "@babel/preset-env": "^7.4.5",
     "babel-core": "^7.0.0-bridge.0",
     "babel-eslint": "^10.0.0",
-    "babel-jest": "^23.4.2",
+    "babel-jest": "^24.0.0",
     "eslint": "^5.0.0",
     "eslint-config-airbnb-base": "^13.0.0",
     "eslint-plugin-import": "^2.0.0",