[submodule] Update submodule sonic-platform-common to the latest HEAD automatically (#16061)

#### Why I did it
src/sonic-platform-common
```
* 5af6f9f - (HEAD -> 202305, origin/202305) Comment out tx power validation check and program the passed value  (#389) (3 days ago) [abdosi]
```
#### How I did it
#### How to verify it
#### Description for the changelog
This commit is contained in:
mssonicbld 2023-08-09 20:51:34 +08:00 committed by GitHub
parent ca8efbf0d3
commit fb4f2382d1
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

@ -1 +1 @@
Subproject commit 411d5b28f91e01e30b6cd32914db56d2333dd0f4
Subproject commit 5af6f9f16d2f14f69084074710d99d9866f568c5