Bump next from 13.4.0 to 15.5.4#375

dependabot[bot] wants to merge 1 commit intomainvllm-project/guidellm:mainfrom

dependabot/npm_and_yarn/next-15.5.4vllm-project/guidellm:dependabot/npm_and_yarn/next-15.5.4Copy head branch name to clipboard