Update pennylane_lightning/lightning_gpu/lightning_gpu.py

Co-authored-by: Ali Asadi <[email protected]>

pennylane_lightning/lightning_gpu/lightning_gpu.py

@@ -489,12 +489,10 @@ def supports_derivatives(
             Bool: Whether or not a derivative can be calculated provided the given information
 
         """
-        if execution_config is None and circuit is None:
+        if circuit is None or (execution_config is None and circuit is None):
             return True
         if execution_config.gradient_method not in {"adjoint", "best"}:
             return False
-        if circuit is None:
-            return True
         return _supports_adjoint(circuit=circuit)
 
     def simulate(