fix batch_norm optest code (#54661)

test/legacy_test/CMakeLists.txt

@@ -1185,6 +1185,7 @@ set(TEST_CINN_OPS
     test_clip_op
     test_scatter_op
     test_gather_op
+    test_batch_norm_op_prim
     test_layer_norm_op
     test_cast_op
     test_dropout_op

test/legacy_test/test_batch_norm_op_prim.py

-#   Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#   Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -130,8 +130,6 @@ class TestBatchNormOp(OpTest):
                 check_prim=True,
                 only_check_prim=True,
             )
-        # restore init config
-        self.initConfig()
 
     def initConfig(self):
         self.rev_comp_atol = 1e-5