Removed Optional and List from typing as they were not used in the module. (#301)

skills/notebooklm/scripts/browser_utils.py

@@ -6,7 +6,6 @@ Handles browser launching, stealth features, and common interactions
 import json
 import time
 import random
-from typing import Optional, List
 
 from patchright.sync_api import Playwright, BrowserContext, Page
 from config import BROWSER_PROFILE_DIR, STATE_FILE, BROWSER_ARGS, USER_AGENT