Bump vLLM image to v0.4.1

Author: sd109

chart/values.yaml

@@ -35,7 +35,7 @@ api:
   # Container image config
   image:
     repository: vllm/vllm-openai
-    version: v0.3.2
+    version: v0.4.1
   monitoring:
     enabled: true
   # Service config