update README

README.md

@@ -142,7 +142,7 @@ Evaluating HRNet+OCR on the Cityscapes test set with multi-scale and flip testin
 ````bash
 python tools/test.py --cfg experiments/cityscapes/seg_hrnet_ocr_w48_train_512x1024_sgd_lr1e-2_wd5e-4_bs_12_epoch484.yaml \
                      DATASET.TEST_SET list/cityscapes/test.lst \
-                     TEST.MODEL_FILE hrnet_ocr_cs_8162_torch11.pth \
+                     TEST.MODEL_FILE hrnet_ocr_trainval_cs_8227_torch11.pth \
                      TEST.SCALE_LIST 0.5,0.75,1.0,1.25,1.5,1.75 \
                      TEST.FLIP_TEST True
 ````