fix for paddle1.8.0

x2paddle/op_mapper/caffe_custom_layer/normalize.py

@@ -17,7 +17,7 @@ def normalize_layer(inputs,
     scale_param = fluid.layers.create_parameter(
         shape=[1] if channel_shared else [1, 1, 1, input_shape[0][1]],
         dtype=input.dtype,
-        attr=name + '_scale')
+        attr=fluid.ParamAttr(name=name + '_scale'))
     scale_param = fluid.layers.reshape(x=scale_param, \
                   shape=[1] if channel_shared else [input_shape[0][1]])
     out = fluid.layers.elementwise_mul(