[ROCm][CI] Fix engine teardown and text normalization to stabilize voxtral test#37138

DarkLight1337 merged 5 commits intovllm-project:mainvllm-project/vllm:mainfrom

ROCm:akaratza_stabilize_voxtralROCm/vllm:akaratza_stabilize_voxtralCopy head branch name to clipboard