docs: fix markdown formatting violations in CLI overview

Add blank lines around fenced code blocks to comply with MD031 rule
and fix indentation on code fence closing markers.

Signed-off-by: Srinivas A <[email protected]>

Author: srini-abhiram

website/docs/cli/overview.md

@@ -55,6 +55,7 @@ make install-cli
    ```bash
    vsr deploy docker
    ```
+
    Starts the router using Docker Compose.
 
 5. **Check status:**
@@ -67,7 +68,7 @@ make install-cli
 
    ```bash
    vsr test-prompt "What is the derivative of x^2?"
-         ```
+   ```
 
 ## Next Steps