[submodule] Update submodule sonic-platform-daemons to the latest HEAD automatically (#16156)

#### Why I did it
src/sonic-platform-daemons
```
* 4688e1e - (HEAD -> 202305, origin/202305) [PSU power threshold] Fix logic error: compare the system power with the PSU's power threshold (#367) (2 days ago) [Stephen Sun]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld