fix: upgrade axios from 0.21.3 to 0.21.4

Snyk has created this PR to upgrade axios from 0.21.3 to 0.21.4.

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

See this project in Snyk:
https://app.snyk.io/org/aurora-dot/project/9cfc4c42-5737-43cf-8306-7bc2f6ab4033?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -19,9 +19,9 @@
   "dependencies": {
     "@sendgrid/mail": "^7.4.4",
     "app-root-path": "^3.0.0",
-    "axios": "^0.21.3",
+    "axios": "^0.21.4",
     "cookie-parser": "^1.4.5",
-    "express": "^4.19.2",
+    "express": "^4.17.1",
     "express-rate-limit": "^5.2.6",
     "hcaptcha": "^0.0.2",
     "helmet": "^4.6.0",