[submodule] Update submodule sonic-linux-kernel to the latest HEAD automatically (#17056)

#### Why I did it
src/sonic-linux-kernel
```
* a75a3df - (HEAD -> master, origin/master, origin/HEAD) arm64: Kconfig inclusions to fix PCI hang and MTD detection (#350) (3 hours ago) [Pavan Naregundi]
```
#### How I did it
#### How to verify it
#### Description for the changelog
This commit is contained in:
mssonicbld 2023-11-01 16:32:34 +08:00 committed by GitHub
parent f61590d5e2
commit d8f9f232e6
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@ -1 +1 @@
Subproject commit 6508505bea84ed786fa72ff9d7bbb195932c66d9
Subproject commit a75a3dfeae77556b4d62faf19b7ead29e2e48d52