Update dependency jest to v26

Author: renovate-bot

package.json

@@ -63,7 +63,7 @@
 		"eslint-plugin-react-hooks": "4.0.2",
 		"eslint-plugin-redux-saga": "1.1.3",
 		"eslint-plugin-testcafe": "0.2.1",
-		"jest": "25.5.4",
+		"jest": "26.1.0",
 		"prettier": "2.0.5",
 		"react": "16.13.1",
 		"redux-saga": "1.1.3"