fix mkldnn

test_tipc/configs/ch_ppocr_mobile_v2.0_det_KL/model_linux_gpu_normal_normal_infer_python_linux_gpu_cpu.txt

@@ -7,11 +7,11 @@ infer_model:./inference/ch_ppocr_mobile_v2.0_det_infer/
 infer_export:deploy/slim/quantization/quant_kl.py -c configs/det/ch_ppocr_v2.0/ch_det_mv3_db_v2.0.yml -o
 infer_quant:True
 inference:tools/infer/predict_det.py
---use_gpu:False
---enable_mkldnn:False
+--use_gpu:False|True
+--enable_mkldnn:True
 --cpu_threads:1|6
 --rec_batch_num:1
---use_tensorrt:False
+--use_tensorrt:False|True
 --precision:int8
 --det_model_dir:
 --image_dir:./inference/ch_det_data_50/all-sum-510/