[submodule] Update submodule sonic-utilities to the latest HEAD automatically (#18289)

#### Why I did it
src/sonic-utilities
```
* 49af6dfb - (HEAD -> 202305, origin/202305) Several fixes and updates for ecnconfig (#2889) (22 hours ago) [rbpittman]
```
#### How I did it
#### How to verify it
#### Description for the changelog
This commit is contained in:
mssonicbld 2024-03-07 19:01:06 +08:00 committed by GitHub
parent 8d3d393522
commit 1b749b9ab1
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@ -1 +1 @@
Subproject commit e16fed53a11e84d16309fd320f738e08cc96ded9
Subproject commit 49af6dfbaa5a66dd0f48a082d61ccb5dd6e5a50a