### What this PR does / why we need it?
Backport 0.13.0 release note to main branch and update related doc link
### Does this PR introduce _any_ user-facing change?
yes
### How was this patch tested?
by doc CI
- vLLM version: v0.15.0
- vLLM main:
d7e17aaacd
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>