Bump jest-circus from 26.3.0 to 26.4.0

Bumps [jest-circus](https://github.com/facebook/jest/tree/HEAD/packages/jest-circus) from 26.3.0 to 26.4.0.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/commits/v26.4.0/packages/jest-circus)

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

package.json

@@ -40,7 +40,7 @@
     "eslint-plugin-github": "^4.1.1",
     "eslint-plugin-jest": "^23.20.0",
     "jest": "^24.9.0",
-    "jest-circus": "^26.3.0",
+    "jest-circus": "^26.4.0",
     "js-yaml": "^3.13.1",
     "prettier": "^2.0.5",
     "ts-jest": "^24.2.0",