[submodule][202503] Update submodule sonic-utilities to the latest HEAD automatically (sonic-net#1525)

#### Why I did it
src/sonic-utilities
```
* 47475ea8 - (HEAD -> 202503, origin/202503) Merge pull request sonic-net#231 from mssonicbld/sonicbld/202503-merge (23 hours ago) [mssonicbld]
* d3f1a5d9 - Merge branch '202412' of https://github.com/Azure/sonic-utilities.msft into 202503 (23 hours ago) [Sonic Automation]
* 3cb0eb24 - (origin/202412) [202412][reload] stop timers on reload (sonic-net#226) (31 hours ago) [Stepan Blyshchak]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld