update Deepseek-R1 tutorial.

Signed-off-by: Gongdayao <gongdayao@foxmail.com>

Author: Gongdayao

docs/source/tutorials/DeepSeek-R1.md

@@ -39,7 +39,6 @@ Only AArch64 architecture are supported currently due to extra operator's instal
 
 1. Start the docker image on your node, refer to [using docker](../installation.md#set-up-using-docker).
 
-
 In addition, if you don't want to use the docker image as above, you can also build all from source:
 
 - Install `vllm-ascend` from source, refer to [installation](../installation.md).
@@ -290,4 +289,4 @@ export VLLM_USE_MODELSCOPE=true
 vllm bench serve --model path/DeepSeek-R1-w8a8  --dataset-name random --random-input 200 --num-prompt 200 --request-rate 1 --save-result --result-dir ./
 ```
 
-After about several minutes, you can get the performance evaluation result.
+After about several minutes, you can get the performance evaluation result.