Bump @types/jest from 24.0.19 to 24.0.21

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 24.0.19 to 24.0.21.
- [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>

Author: dependabot-preview[bot]

yarn.lock

@@ -1100,9 +1100,9 @@
   integrity sha512-yALhelO3i0hqZwhjtcr6dYyaLoCHbAMshwtj6cGxTvHZAKXHsYGdff6E8EPw3xLKY0ELUTQ69Q1rQiJENnccMA==
 
 "@types/jest@^24.0.15":
-  version "24.0.19"
-  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-24.0.19.tgz#f7036058d2a5844fe922609187c0ad8be430aff5"
-  integrity sha512-YYiqfSjocv7lk5H/T+v5MjATYjaTMsUkbDnjGqSMoO88jWdtJXJV4ST/7DKZcoMHMBvB2SeSfyOzZfkxXHR5xg==
+  version "24.0.21"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-24.0.21.tgz#2c0a25440e025bb265f4a17d8b79b11b231426bf"
+  integrity sha512-uyqFvx78Tuy0h5iLCPWRCvi5HhWwEqhIj30doitp191oYLqlCxUyAJHdWVm5+Nr271/vPnkyt6rWeEIjGowBTg==
   dependencies:
     "@types/jest-diff" "*"