Bump jest from 25.2.6 to 26.0.1 (#136)

Bumps [jest](https://github.com/facebook/jest) from 25.2.6 to 26.0.1.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/compare/v25.2.6...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>

package.json

@@ -54,7 +54,7 @@
     "eslint-plugin-react": "^7.19.0",
     "file-loader": "^6.0.0",
     "html-webpack-plugin": "^4.0.4",
-    "jest": "^25.2.6",
+    "jest": "^26.0.1",
     "mini-css-extract-plugin": "^0.9.0",
     "node-sass": "^4.14.1",
     "prettier": "^2.0.2",