[submodule] Update submodule sonic-platform-daemons to the latest HEAD automatically (#18738)

#### Why I did it
src/sonic-platform-daemons
```
* 759862e - (HEAD -> master, origin/master, origin/HEAD) [Xcvrd] Skip to get dom/threshold/pm for flat memory (#458) (4 days ago) [ChiouRung Haung]
* 4533780 - [PSUd]Update predefined position_in_parent and parent_name of PSU only once (#452) (4 days ago) [PJHsieh]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld