Update dependency jest to v24.6.0

Author: renovate-bot

package.json

@@ -115,7 +115,7 @@
     "html-webpack-plugin": "3.2.0",
     "htmllint": "0.7.3",
     "husky": "1.3.1",
-    "jest": "24.5.0",
+    "jest": "24.6.0",
     "koa-webpack": "5.2.2",
     "less": "3.9.0",
     "less-loader": "4.1.0",