[generation] Fix misleading synced_gpus warning in continuous batching#47158

Partha-Shankar wants to merge 3 commits into

huggingface:mainhuggingface/transformers:mainfrom

Partha-Shankar:generation-fix-synced-gpus-warningPartha-Shankar/transformers:generation-fix-synced-gpus-warningCopy head branch name to clipboard