[submodule][202412] Update submodule sonic-swss to the latest HEAD automatically (sonic-net#1031)

#### Why I did it
src/sonic-swss
```
* 9c96d25 - (HEAD -> 202412, origin/202412) Initialize the last fec ber computed values if not found (sonic-net#71) (6 hours ago) [mssonicbld]
* b567ab5 - Merge pull request #70 from mssonicbld/sonicbld/202412-merge (21 hours ago) [mssonicbld]
* 19ed87b - Merge branch '202411' of https://github.com/sonic-net/sonic-swss into 202412 (23 hours ago) [Sonic Automation]
* 4383d39 - Fix the missed port status notifications issue (sonic-net#3616) (24 hours ago) [mssonicbld]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld