[submodule] Update submodule sonic-sairedis to the latest HEAD automa…

…tically (#688)

#### Why I did it
src/sonic-sairedis
```
* d6c3780 - (HEAD -> 202412, origin/HEAD, origin/202412) [code sync] Merge code from sonic-net/sonic-sairedis:202411 to 202412 (#19) (21 hours ago) [mssonicbld]
```
#### How I did it
#### How to verify it
#### Description for the changelog