[TEST] Match reflected structural equal access paths

Author: Ubospica

tests/python/relax/test_utils.py

@@ -143,7 +143,7 @@ def func_2(A: R.Tensor([16, 16], "float32")):
 
     with pytest.raises(
         ValueError,
-        match=re.escape("<root>.body.blocks[0].bindings[0].value.op"),
+        match=r'key="body".*key="blocks".*key="bindings".*key="value".*key="op"',
     ):
         assert_structural_equal(func_1, func_2)