[Docs] Fix syntax highlighting of shell commands (#19870)

Signed-off-by: Lukas Geiger <lukas.geiger94@gmail.com>

docs/deployment/frameworks/skypilot.md

@@ -15,7 +15,7 @@ vLLM can be **run and scaled to multiple service replicas on clouds and Kubernet
 - Check that you have installed SkyPilot ([docs](https://skypilot.readthedocs.io/en/latest/getting-started/installation.html)).
 - Check that `sky check` shows clouds or Kubernetes are enabled.
 
-```console
+```bash
 pip install skypilot-nightly
 sky check
 ```
@@ -71,7 +71,7 @@ See the vLLM SkyPilot YAML for serving, [serving.yaml](https://github.com/skypil
 
 Start the serving the Llama-3 8B model on any of the candidate GPUs listed (L4, A10g, ...):
 
-```console
+```bash
 HF_TOKEN="your-huggingface-token" sky launch serving.yaml --env HF_TOKEN
 ```
 
@@ -83,7 +83,7 @@ Check the output of the command. There will be a shareable gradio link (like the
 
 **Optional**: Serve the 70B model instead of the default 8B and use more GPU:
 
-```console
+```bash
 HF_TOKEN="your-huggingface-token" \
   sky launch serving.yaml \
   --gpus A100:8 \
@@ -159,7 +159,7 @@ SkyPilot can scale up the service to multiple service replicas with built-in aut
 
 Start the serving the Llama-3 8B model on multiple replicas:
 
-```console
+```bash
 HF_TOKEN="your-huggingface-token" \
   sky serve up -n vllm serving.yaml \
   --env HF_TOKEN
@@ -167,7 +167,7 @@ HF_TOKEN="your-huggingface-token" \
 
 Wait until the service is ready:
 
-```console
+```bash
 watch -n10 sky serve status vllm
 ```
 
@@ -271,13 +271,13 @@ This will scale the service up to when the QPS exceeds 2 for each replica.
 
 To update the service with the new config:
 
-```console
+```bash
 HF_TOKEN="your-huggingface-token" sky serve update vllm serving.yaml --env HF_TOKEN
 ```
 
 To stop the service:
 
-```console
+```bash
 sky serve down vllm
 ```
 
@@ -317,7 +317,7 @@ It is also possible to access the Llama-3 service with a separate GUI frontend,
 
 1. Start the chat web UI:
 
-    ```console
+    ```bash
     sky launch \
       -c gui ./gui.yaml \
       --env ENDPOINT=$(sky serve status --endpoint vllm)