test: only skip shared variant of flaky dedup test

Instead of skipping both single and shared variants, only skip the
shared variant which is affected by the Crawlee bug.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: vdusek

tests/integration/test_request_queue.py

@@ -677,11 +677,15 @@ async def test_persistence_across_operations(request_queue_apify: RequestQueue)
     assert final_handled == 15, f'final_handled={final_handled}'
 
 
-@pytest.mark.skip(
-    reason='Flaky with shared RQ access mode due to Crawlee bug, see https://github.com/apify/apify-sdk-python/issues/786'
-)
-async def test_request_deduplication_edge_cases(request_queue_apify: RequestQueue) -> None:
+async def test_request_deduplication_edge_cases(
+    request_queue_apify: RequestQueue, request: pytest.FixtureRequest
+) -> None:
     """Test edge cases in request deduplication."""
+    if request.param == 'shared':
+        pytest.skip(
+            'Flaky with shared RQ access mode due to Crawlee bug, see https://github.com/apify/apify-sdk-python/issues/786'
+        )
+
     rq = request_queue_apify
     Actor.log.info('Request queue opened')