fix init arguments in test

Author: alexander-alderman-webb

tests/integrations/httpx/test_httpx.py

@@ -647,8 +647,8 @@ def test_request_source_if_duration_over_threshold(
     sentry_init(
         integrations=[HttpxIntegration()],
         traces_sample_rate=1.0,
-        enable_db_query_source=True,
-        db_query_source_threshold_ms=100,
+        enable_http_request_source=True,
+        http_request_source_threshold_ms=100,
     )
 
     events = capture_events()