### What this PR does / why we need it? Added `get_supported_tasks` interface to adapt to vllm [changes](46d81d6951 (diff-80ee7e2a62f9dcfbb8a312dc4e3948557e97ef187290daebbcae1e28596bda29)) ### Does this PR introduce _any_ user-facing change? ### How was this patch tested? - vLLM version: v0.9.2 - vLLM main:5ac3168ee3--------- Signed-off-by: wangli <wangli858794774@gmail.com>