fix os update command vllm (#5419)

Author: junpuf

vllm/x86_64/gpu/Dockerfile

@@ -61,7 +61,7 @@ RUN bash install_efa.sh ${EFA_VERSION} && \
 # ====================== ec2 =========================================
 FROM base AS vllm-ec2 
 
-RUN apt-get upgrade && \
+RUN apt-get update && \
     apt-get upgrade -y && \
     apt-get clean
 
@@ -73,7 +73,7 @@ ENTRYPOINT ["/usr/local/bin/dockerd_entrypoint.sh"]
 # ====================== sagemaker =========================================
 FROM base AS vllm-sagemaker
 
-RUN apt-get upgrade && \
+RUN apt-get update && \
     apt-get upgrade -y && \
     apt-get clean
 

vllm/x86_64/gpu/Dockerfile.rayserve

@@ -62,7 +62,7 @@ FROM base AS vllm-rayserve-ec2
 
 RUN uv pip install --system ray[serve]==2.49.0 && \
     uv cache clean \
-    apt-get upgrade && \
+    apt-get update && \
     apt-get upgrade -y && \
     apt-get clean