fix: don't eagerly execute deriveds on resume

[rChaoz]

Closes #16148

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[changeset-bot]

🦋 Changeset detected

Latest commit: 03485fa

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

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svelte	Patch

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Playground

pnpm add https://pkg.pr.new/svelte@16150

[Rich-Harris]

thank you!