fix: adjust exponential backoff timing in scrape_jobs_with_retry

tests/test_scheduler.py

@@ -8,14 +8,14 @@ class TestScheduler:
 
     def test_scrape_jobs_with_retry_success(self):
         """Test that scrape_jobs_with_retry succeeds on first attempt."""
-        with patch('web.craigslist.scrape_jobs') as mock_scrape:
+        with patch('web.craigslist.scraper') as mock_scrape:
             result = scrape_jobs_with_retry()
             assert result is True
             mock_scrape.assert_called_once()
 
     def test_scrape_jobs_with_retry_failure(self):
         """Test that scrape_jobs_with_retry handles failures properly."""
-        with patch('web.craigslist.scrape_jobs', side_effect=Exception("Test error")) as mock_scrape:
+        with patch('web.craigslist.scraper', side_effect=Exception("Test error")) as mock_scrape:
             result = scrape_jobs_with_retry(max_retries=2)
             assert result is False
             assert mock_scrape.call_count == 2