[Doc] add qwen3 reranker

Signed-off-by: TingW09 <[email protected]>

Author: TingW09

docs/source/tutorials/Qwen3_embedding.md

@@ -94,4 +94,4 @@ Processed prompts: 100%|██████████████████
 ## Performance
 ```bash
 vllm bench serve --model Qwen3-embedding --backend openai-embeddings --dataset-name random --tokenizer /data/Qwen3-reembedding --host 127.0.0.1 --port 8888 --endpoint /v1/embeddings
-```
+```

docs/source/tutorials/Qwen3_reranker.md

@@ -164,4 +164,4 @@ If you run this script successfully, you will see a list of scores printed to th
 ## Performance
 ```bash
 vllm bench serve --model Qwen3-reranker --backend vllm-rerank --dataset-name random-rerank --tokenizer /data/Qwen3-reranker --host 127.0.0.1 --port 8888 --endpoint /v1/rerank
-```
+```