Update pre-commit hook pre-commit/mirrors-clang-format to v21#199

red-hat-konflux[bot] wants to merge 1 commit intorhoai-2.24red-hat-data-services/vllm-cpu:rhoai-2.24from

konflux/mintmaker/rhoai-2.24/pre-commit-mirrors-clang-format-21.xred-hat-data-services/vllm-cpu:konflux/mintmaker/rhoai-2.24/pre-commit-mirrors-clang-format-21.xCopy head branch name to clipboard