Removed unnecessary validator library & @types/validator in favor of yup

frontend/package.json

@@ -95,7 +95,6 @@
     "tweetnacl-util": "^0.15.1",
     "uuid": "^8.3.2",
     "uuidv4": "^6.2.13",
-    "validator": "^13.11.0",
     "yaml": "^2.2.2",
     "yup": "^0.32.11"
   },
@@ -114,7 +113,6 @@
     "@types/node": "^18.11.9",
     "@types/react": "^18.0.26",
     "@types/sanitize-html": "^2.9.0",
-    "@types/validator": "^13.11.1",
     "@typescript-eslint/eslint-plugin": "^5.48.1",
     "@typescript-eslint/parser": "^5.45.0",
     "autoprefixer": "^10.4.7",