fix starlette tests

Author: sentrivana

tests/integrations/starlette/test_starlette.py

@@ -1066,7 +1066,11 @@ def dummy_traces_sampler(sampling_context):
 
     sentry_init(
         auto_enabling_integrations=False,  # Make sure that httpx integration is not added, because it adds tracing information to the starlette test clients request.
-        integrations=[StarletteIntegration(transaction_style=transaction_style)],
+        integrations=[
+            StarletteIntegration(
+                transaction_style=transaction_style, middleware_spans=False
+            )
+        ],
         traces_sampler=dummy_traces_sampler,
         traces_sample_rate=1.0,
     )