chore(deps): update dependency jest to v26

Author: renovate-bot

package.json

@@ -50,7 +50,7 @@
     "@wetransfer/eslint-config-wetransfer": "3.1.0",
     "eslint": "6.6.0",
     "husky": "3.1.0",
-    "jest": "24.9.0",
+    "jest": "26.4.2",
     "jest-watch-typeahead": "0.4.0",
     "nock": "11.4.0",
     "prettier": "1.18.2",