package.json: add react-helmet types

Author: clairep94

package-lock.json

@@ -144,9 +144,9 @@
     "@types/nodemailer": "^7.0.1",
     "@types/nodemailer-mailgun-transport": "^1.4.6",
     "@types/passport": "^1.0.17",
-    "@types/passport": "^1.0.17",
     "@types/react": "^16.14.0",
     "@types/react-dom": "^16.9.25",
+    "@types/react-helmet": "^6.1.11",
     "@types/react-router-dom": "^5.3.3",
     "@types/sinon": "^17.0.4",
     "@types/styled-components": "^5.1.34",