### What this PR does / why we need it? update GLM4.7 doc. Fix configuration issues, including:VLLM_ASCEND_ENABLE_FLASHCOMM1、VLLM_ASCEND_BALANCE_SCHEDULING、VLLM_NIXL_ABORT_REQUEST_TIMEOUT etc. ### Does this PR introduce _any_ user-facing change? no ### How was this patch tested? doc test --------- Signed-off-by: zjks98 <zhangjiakang4@huawei.com> Signed-off-by: aipaes <82140963+aipaes@users.noreply.github.com> Co-authored-by: zjks98 <zhangjiakang4@huawei.com>