Move duplicate key error handling in ORM (#13893)

Error available in REST API
<img width="1360" height="653" alt="Screenshot 2025-08-13 at 11 48 19"
src="https://github.com/user-attachments/assets/a055859d-ce54-4ff6-9aba-fac48e03a98d"
/>

`curl http://localhost:3000/rest/people \
  --request POST \
  --header 'Content-Type: application/json' \
  --data '{
  "emails": {
    "primaryEmail": "test@test.com"
  }
}'`

closes https://github.com/twentyhq/twenty/issues/13567

packages/twenty-server/src/engine/twenty-orm/exceptions/twenty-orm.exception.ts

@@ -18,4 +18,6 @@ export enum TwentyORMExceptionCode {
   METHOD_NOT_ALLOWED = 'METHOD_NOT_ALLOWED',
   ENUM_TYPE_NAME_NOT_FOUND = 'ENUM_TYPE_NAME_NOT_FOUND',
   QUERY_READ_TIMEOUT = 'QUERY_READ_TIMEOUT',
+  DUPLICATE_ENTRY_DETECTED = 'DUPLICATE_ENTRY_DETECTED',
+  INVALID_INPUT = 'INVALID_INPUT',
 }