chore: bump ruff to 0.6.8 for fixing violation in SIM910 (#8869)

api/tests/integration_tests/tools/__mock/http.py

@@ -17,7 +17,7 @@ class MockedHttp:
         request = httpx.Request(
             method, url, params=kwargs.get("params"), headers=kwargs.get("headers"), cookies=kwargs.get("cookies")
         )
-        data = kwargs.get("data", None)
+        data = kwargs.get("data")
         resp = json.dumps(data).encode("utf-8") if data else b"OK"
         response = httpx.Response(
             status_code=200,

api/tests/integration_tests/workflow/nodes/__mock/http.py

@@ -22,8 +22,8 @@ class MockedHttp:
             return response
 
         # get data, files
-        data = kwargs.get("data", None)
-        files = kwargs.get("files", None)
+        data = kwargs.get("data")
+        files = kwargs.get("files")
         if data is not None:
             resp = dumps(data).encode("utf-8")
         elif files is not None: