[submodule] Update submodule sonic-platform-daemons to the latest HEAD automatically (sonic-net#21043)

#### Why I did it
src/sonic-platform-daemons
```
* 1962fca - (HEAD -> master, origin/master, origin/HEAD) Fixed bug in chassisd causing incorrect number of ASICs in CHASSIS_STATE_DB (sonic-net#560) (4 hours ago) [Vivek Verma]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld