Bump @types/jest from 26.0.14 to 26.0.20 (#99)

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 26.0.14 to 26.0.20.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -33,7 +33,7 @@
     "size-plugin-core": "0.0.9"
   },
   "devDependencies": {
-    "@types/jest": "26.0.14",
+    "@types/jest": "26.0.20",
     "@types/node": "14.14.2",
     "@vercel/ncc": "0.24.1",
     "@typescript-eslint/parser": "3.10.1",