remove advanced_check for Variable in slice (#56337)

python/paddle/fluid/dygraph/tensor_patch_methods.py

@@ -734,13 +734,6 @@ def monkey_patch_tensor():
         for slice_item in item:
             if isinstance(slice_item, (list, np.ndarray, Variable, range)):
                 return True
-            elif isinstance(slice_item, slice):
-                if (
-                    isinstance(slice_item.start, Variable)
-                    or isinstance(slice_item.stop, Variable)
-                    or isinstance(slice_item.step, Variable)
-                ):
-                    return True
 
         return False