[PATCH 2/2] ci: update versions of actions in GHA

[Aaron Conole]

David Marchand <david.marchand at redhat.com> writes:

> GitHub started deprecating GHA actions based on Node 16 [1].
> For now, only warnings are raised, but we might as well switch to v4
> versions of the common actions, now.
>
> Link:
> https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/
>
> Cc: stable at dpdk.org
>
> Signed-off-by: David Marchand <david.marchand at redhat.com>
> ---

Acked-by: Aaron Conole <aconole at redhat.com>