Migrate Staking Guides to shadcn

[plvzfq-rit]

Description

Changed original Stack with CardList attributes into a CardList with Stack attributes, i.e., from

<Stack as={CardList} direction="column" gap={4} items={guides}>

to

<CardList className="flex flex-col gap-4" items={guides} />

Related Issue

#13946

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[pettinarip]

@plvzfq-rit is this PR ready for review? asking because it is in draft mode

[pettinarip]

LGTM!

[plvzfq-rit]

Ah, I was not sure if the approach was good or not, but I think it should be good now yes, apologies for that;;;