Update perf-chagelog

Author: chunfangamd

perf-changelog.yaml

@@ -1249,4 +1249,6 @@
   description:
     - "Optimize MiniMax-M2.5 FP8 MI355X vLLM search-space"
     - "Add tp2 ep2 search-space entries (conc 2-256) for all seq-len configs"
+    - "Upgrade vLLM image to v0.19.0"
+    - "Enable FP8 KV cache + AITER FA for minimaxm2.5-fp8-mi355x-vllm"
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/1003