[submodule][202412] Update submodule sonic-swss to the latest HEAD automatically (sonic-net#992)

#### Why I did it
src/sonic-swss
```
* 7498ae9 - (HEAD -> 202412, origin/202412) Merge pull request #67 from mssonicbld/sonicbld/202412-merge (21 hours ago) [mssonicbld]
* bbce4b4 - Merge branch '202411' of https://github.com/sonic-net/sonic-swss into 202412 (21 hours ago) [Sonic Automation]
* fceb196 - Revert "Optimize counter polling interval by making it more accurate (11 days ago) [Kumaresh Perumal]
* d88b694 - Remove unused string variables in flexcounterorch.cpp (12 days ago) [Kumaresh Perumal]
|\ 
| failure_prs.log skip_prs.log 1e4315e - Remove unused string variables in flexcounterorch.cpp (12 days ago) [Kumaresh Perumal]
|/ 
* e82f8c2 - Revert "Optimize counter polling interval by making it more accurate (sonic-net#3500)" (12 days ago) [Kumaresh Perumal]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld