fix: upgrade snyk from 1.406.0 to 1.409.1

Snyk has created this PR to upgrade snyk from 1.406.0 to 1.409.1.

See this package in npm:
https://www.npmjs.com/package/snyk

See this project in Snyk:
https://app.snyk.io/org/wambugucoder/project/54fc4501-68ed-46b5-8b4a-7542119eddbe?utm_source=github&utm_medium=upgrade-pr

client/package.json

@@ -14,7 +14,7 @@
     "react-dom": "^16.4.2",
     "react-scripts": "3.4.3",
 
-    "snyk": "^1.406.0"
+    "snyk": "^1.409.1"
   },
   "scripts": {
     "start": "react-scripts start",