fix(vulnerability): node-notifier (#42)

* upgrade jest to fix the node-notifier vulnerability

Author: Hesam Bahrami

package.json

@@ -20,7 +20,7 @@
     "babel-jest": "24.9.0",
     "concurrently": "4.1.2",
     "husky": "^4.2.5",
-    "jest": "24.9.0",
+    "jest": "26.6.3",
     "jsdom": "^16.4.0",
     "rollup": "1.32.1",
     "rollup-plugin-babel": "4.4.0",