[aksel.nav.no] ⬇️ Reverted til gammel nextjs versjon

[KenAJoh]

Description

Next 13.4.19 brekker Middleware

• Redirect fungerer ikke: https://aksel.nav.no/tema/brukerinnsikt

Fix:

• Negradert til forrige fungerende versjon av Next vi brukte
• Testet i dev: https://aksel.ekstern.dev.nav.no/tema/universell-utforming

[changeset-bot]

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Latest commit: 547bac8

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