chore(deps-dev): bump @types/jest from 25.1.4 to 25.2.1

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 25.1.4 to 25.2.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -34,7 +34,7 @@
     "ws": "^7.2.3"
   },
   "devDependencies": {
-    "@types/jest": "^25.1.4",
+    "@types/jest": "^25.2.1",
     "@types/node": "^13.9.8",
     "@typescript-eslint/parser": "^2.30.0",
     "@zeit/ncc": "^0.22.1",