Fix typing imports in osint_engine.py

osint_engine.py

@@ -8,7 +8,7 @@ import requests
 import httpx
 from PIL import Image
 from io import BytesIO
-from typing import Dict, List, Any, Union
+from typing import Dict, List, Any, Union, Optional
 from selenium import webdriver
 from selenium.webdriver.chrome.options import Options
 from selenium.webdriver.chrome.service import Service