chore(deps): update next to 14.2.12

[MikeMcC399]

Issue

npm audit reports a high severity vulnerability in examples/nextjs

next  14.0.0 - 14.2.9
Severity: high
Next.js Cache Poisoning - https://github.com/advisories/GHSA-gp8f-8m3g-qvj9

Change

Update to [email protected] in examples/nextjs.

[cypress-app-bot]

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[github-actions]

🎉 This PR is included in version 6.7.7 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

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