remove batchnorm grad 6 output to 5 output

mindspore/ops/operations/_grad_ops.py

@@ -68,11 +68,11 @@ class BatchNormGrad(PrimitiveWithInfer):
         self.epsilon = validator.check_number_range('epsilon', epsilon, 0, 1, Rel.INC_RIGHT, self.name)
         self.add_prim_attr('data_format', "NCHW")
 
-    def infer_shape(self, y_backprop_shape, x_shape, scale_shape, reserve_1_shape, reserve_2_shape, reserve_3_shape):
+    def infer_shape(self, y_backprop_shape, x_shape, scale_shape, reserve_1_shape, reserve_2_shape):
         validator.check("BatchNorm y_backprop_shape", y_backprop_shape, "BatchNorm x_shape", x_shape)
         return (x_shape, scale_shape, scale_shape, reserve_1_shape, reserve_2_shape)
 
-    def infer_dtype(self, y_backprop_type, x_type, scale_type, reserve_1_type, reserve_2_type, reserve_3_type):
+    def infer_dtype(self, y_backprop_type, x_type, scale_type, reserve_1_type, reserve_2_type):
         return (x_type, scale_type, scale_type, reserve_1_type, reserve_2_type)