fix mdformatter

Signed-off-by: guangli.bao <[email protected]>

Author: tukwila

docs/examples/practice_on_vllm_simulator.md

@@ -101,9 +101,7 @@ ______________________________________________________________________
 
 ## 📊 3. Results Interpretation
 
-![alt text](../assets/sample-output1.png)
-![alt text](../assets/sample-output2.png)
-![alt text](../assets/sample-output3.png)
+![alt text](../assets/sample-output1.png) ![alt text](../assets/sample-output2.png) ![alt text](../assets/sample-output3.png)
 
 After the benchmark completes, key results are clear and straightforward, such as: