[submodule] Update submodule sonic-restapi to the latest HEAD automatically (#19176)

#### Why I did it
src/sonic-restapi
```
* 314e4f6 - (HEAD -> 202311, origin/202311) Fix race build option not supported issue in armhf (#150) (57 minutes ago) [xumia]
```
#### How I did it
#### How to verify it
#### Description for the changelog

Author: mssonicbld