Update SGLang image versions for Qwen3.5 configurations in amd-master.yaml to reflect recent changes and improvements.

Author: Chen, Todd

.github/configs/amd-master.yaml

@@ -162,7 +162,7 @@ qwen3.5-bf16-mi355x-sglang:
     - { tp: 8, conc-start: 4, conc-end: 64 }
 
 qwen3.5-bf16-mi300x-sglang:
-  image: lmsysorg/sglang:v0.5.9-rocm720-mi30x
+  image: lmsysorg/sglang-rocm:v0.5.9-rocm720-mi35x-20260325
   model: Qwen/Qwen3.5-397B-A17B
   model-prefix: qwen3.5
   runner: mi300x
@@ -228,7 +228,7 @@ qwen3.5-fp8-mi325x-sglang:
     - { tp: 8, conc-start: 4, conc-end: 64 }
 
 qwen3.5-fp8-mi355x-sglang:
-  image: rocm/sgl-dev:v0.5.8.post1-rocm720-mi35x-20260218
+  image: lmsysorg/sglang-rocm:v0.5.9-rocm720-mi35x-20260325
   model: Qwen/Qwen3.5-397B-A17B-FP8
   model-prefix: qwen3.5
   runner: mi355x