[submodule][202412] Update submodule sonic-linux-kernel to the latest HEAD automatically (sonic-net#1017)

#### Why I did it
src/sonic-linux-kernel
```
* 274843c - (HEAD -> 202412, origin/HEAD, origin/202412) Merge pull request #43 from r12f/code-sync-202412 (32 minutes ago) [Riff]
* b865879 - Merge remote-tracking branch 'base/202411' into code-sync-202412 (13 hours ago) [r12f]
* a89afbc - [202411] Update to Linux 6.1.123 (sonic-net#459) (8 days ago) [Saikrishna Arcot]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld