Revert "Update test_train_inference_python.sh (#5425)" (#5429)

This reverts commit b3c67db2.

test_tipc/test_train_inference_python.sh

@@ -92,7 +92,7 @@ benchmark_value=$(func_parser_value "${lines[49]}")
 infer_key1=$(func_parser_key "${lines[50]}")
 infer_value1=$(func_parser_value "${lines[50]}")
 
-LOG_PATH="./test_tipc/output/${model_name}"
+LOG_PATH="./test_tipc/output"
 mkdir -p ${LOG_PATH}
 status_log="${LOG_PATH}/results_python.log"