Fix the script error

Remove the invalid space

README.md

@@ -52,7 +52,7 @@ You can use the following script to run with vLLM.
 ```shell
 huggingface-cli download qiuxi337/gemma-3-12b-bnb-grpo --local-dir gemma-3-12b-bnb-grpo
 vllm serve google/gemma-3-12b-it \
-     --qlora-adapter-name-or-path gemma-3-12b-bnb-grpo \ 
+     --qlora-adapter-name-or-path gemma-3-12b-bnb-grpo \
      --quantization bitsandbytes \
      --enable-lora \
      --max-lora-rank 128 \