chore(deps): update dependency jest to v26

Author: renovate-bot

package.json

@@ -44,7 +44,7 @@
     "fetch-everywhere": "1.0.5",
     "fetch-mock": "7.3.3",
     "husky": "2.4.0",
-    "jest": "24.8.0",
+    "jest": "26.6.3",
     "prettier": "1.17.1",
     "pretty-quick": "1.11.0",
     "rimraf": "2.6.3",