fix: correctly apply due dates for contract and invoice upload reminders

src/Config/EmailTextKey.php

@@ -17,5 +17,6 @@ enum EmailTextKey: string
     case DOCUMENT_REJECTED = 'document_rejected';
     case REMINDER_CONTRACT_UPLOAD = 'reminder_contract_upload';
     case REMINDER_INVOICE_UPLOAD = 'reminder_invoice_upload';
+    case REMINDER_INVOICE_UPLOAD_FINAL = 'reminder_invoice_upload_final';
     case REMINDER_DISPOSITION = 'reminder_disposition';
 }