### What this PR does / why we need it?
`ready` label now is used for trigger full e2e test now. If a PR is
ready and merge conflict then, no need to drop the ready label.
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
Just a github action change. No need for function test.
- vLLM version: v0.10.2
- vLLM main:
52d0cb8458
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
Add bot to label merge conflicts, it helps developer and maintainer to
do code review and update clear.
Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>
