build(deps-dev): bump @types/jest from 24.0.25 to 26.0.19

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 24.0.25 to 26.0.19.
- [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

@@ -26,7 +26,7 @@
     "scheduling"
   ],
   "devDependencies": {
-    "@types/jest": "^24.0.25",
+    "@types/jest": "^26.0.19",
     "@types/node": "^13.1.6",
     "coveralls": "^3.0.9",
     "jest": "^24.9.0",