[submodule] Update submodule sonic-dash-api to the latest HEAD automatically (#22376)

#### Why I did it
src/sonic-dash-api
```
* 817c0f4 - (HEAD -> master, origin/master, origin/HEAD) Add attributes for FNIC (#37) (27 hours ago) [Lawrence Lee]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld