⬆️ Bump jest from 25.4.0 to 26.0.1 (#132)

Bumps [jest](https://github.com/facebook/jest) from 25.4.0 to 26.0.1.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](jestjs/jest@v25.4.0...v26.0.1)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

@antv/gatsby-theme-antv/package.json

@@ -143,7 +143,7 @@
     "@types/jest": "^25.1.1",
     "babel-jest": "^25.1.0",
     "identity-obj-proxy": "^3.0.0",
-    "jest": "^25.1.0",
+    "jest": "^26.0.1",
     "react-test-renderer": "^16.9.0",
     "ts-jest": "^25.2.0"
   }