fix path of inference.py (#969) (#973)

Co-authored-by: Liujie0926 <44688141+Liujie0926@users.noreply.github.com>

Co-authored-by: Liujie0926 <44688141+Liujie0926@users.noreply.github.com>

Author: carryyu

projects/ernie/run_inference.sh

@@ -17,4 +17,4 @@ unset CUDA_VISIBLE_DEVICES
 python -u -m paddle.distributed.fleet.launch \
     --gpus "0" \
     --log_dir "log" \
-    projects/deploy/ernie/inference.py --model_dir "./output" --mp_degree 1
+    projects/ernie/inference.py --model_dir "./output" --mp_degree 1