### What this PR does / why we need it? Bump version to v0.11.0rc2 and prepare vLLM Ascend v0.11.0rc0 ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? CI passed - vLLM version: v0.10.2 - vLLM main: https://github.com/vllm-project/vllm/commit/releases/v0.11.0 --------- Signed-off-by: Yikun Jiang <yikunkero@gmail.com>