fix typo and add mount-workspace to vllm doc

Author: ZichengMa

examples/vllm/README.md

@@ -40,7 +40,7 @@ docker compose -f deploy/metrics/docker-compose.yml up -d
 ```
 
 ```bash
-./container/run.sh -it --framework VLLM_V1
+./container/run.sh -it --framework VLLM_V1 --mount-workspace
 ```
 
 This includes the specific commit [vllm-project/vllm#19790](https://github.com/vllm-project/vllm/pull/19790) which enables support for external control of the DP ranks.
@@ -74,31 +74,31 @@ Note: The above architecture illustrates all the components. The final component
 
 ```bash
 # requires one gpu
-cd examples/vllm_v1
+cd examples/vllm
 bash launch/agg.sh
 ```
 
 #### Aggregated Serving with KV Routing
 
 ```bash
 # requires two gpus
-cd examples/vllm_v1
+cd examples/vllm
 bash launch/agg_router.sh
 ```
 
 #### Disaggregated Serving
 
 ```bash
 # requires two gpus
-cd examples/vllm_v1
+cd examples/vllm
 bash launch/disagg.sh
 ```
 
 #### Disaggregated Serving with KV Routing
 
 ```bash
 # requires three gpus
-cd examples/vllm_v1
+cd examples/vllm
 bash launch/disagg_router.sh
 ```
 
@@ -108,7 +108,7 @@ This example is not meant to be performant but showcases dynamo routing to data
 
 ```bash
 # requires four gpus
-cd examples/vllm_v1
+cd examples/vllm
 bash launch/dep.sh
 ```