AC: fix custom evaluator for segnet

Author: eaidova

tools/accuracy_checker/openvino/tools/accuracy_checker/evaluators/custom_evaluators/segnet_background_matting.py

@@ -135,7 +135,7 @@ def set_input_and_output(self):
         with_prefix = input_blob.startswith(self.default_model_suffix + '_')
         if self.input_blob is None:
             self.input_blob = input_blob
-            self.output_blob = next(iter(self.outputs)).get_any_name()
+            self.output_blob = next(iter(self.outputs))
         if with_prefix != self.with_prefix:
             self.input_blob = generate_layer_name(self.input_blob, self.default_model_suffix, with_prefix)
         self.output_blob = postprocess_output_name(
@@ -144,7 +144,7 @@ def set_input_and_output(self):
             self.output_blob = postprocess_output_name(
             generate_layer_name(self.output_blob, self.default_model_suffix, with_prefix),
             self.outputs, additional_mapping=self.additional_output_mapping, raise_error=False)
-
+        self.adapter.output_blob = self.output_blob
         self.with_prefix = with_prefix
 
     def load_network(self, network, launcher):