[submodule] Update submodule sonic-utilities to the latest HEAD automatically (#18128)

#### Why I did it
src/sonic-utilities
```
* c711b061 - (HEAD -> 202311, origin/202311) [Mellanox buffer migrator] Do not touch the buffer model on generic SKUs if the buffer configuration is empty (#3114) (2 days ago) [Stephen Sun]
```
#### How I did it
#### How to verify it
#### Description for the changelog
This commit is contained in:
mssonicbld 2024-02-19 16:33:04 +08:00 committed by GitHub
parent 76ef12ec73
commit 5ec5da734d
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@ -1 +1 @@
Subproject commit b21257617755c5d9af061f9d60d131d012de82e6
Subproject commit c711b061c8af6a50c74e97c87d3c1cb9b906648d