pin LMCache to v0.3.9 or greater with vLLM v0.15.0#33440

mgoin merged 2 commits intovllm-project:mainvllm-project/vllm:mainfrom

Gregory-Pereira:pin-lmcache-version-for-vllm-v0.15.0-compatGregory-Pereira/vllm:pin-lmcache-version-for-vllm-v0.15.0-compatCopy head branch name to clipboard