Update dependency jest to v25

Author: renovate-bot

package.json

@@ -38,7 +38,7 @@
     "@types/jest": "23.1.1",
     "browser-sync": "2.24.5",
     "firebase-tools": "3.19.0",
-    "jest": "23.1.0"
+    "jest": "25.1.0"
   },
   "repository": "git+https://github.com/valuag/valuag-ico.git",
   "author": "ValuAg Team",