Update dependency svelte to v5.39.6

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This PR contains the following updates:

Package	Change	Age	Confidence
svelte (source)	5.38.6 -> 5.39.6

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Release Notes

sveltejs/svelte (svelte)

v5.39.6

Compare Source

Patch Changes

• fix: depend on reads of deriveds created within reaction (async mode) (#​16823)

• fix: SSR regression of processing attributes of <select> and <option> (#​16821)

• fix: async class: + spread attributes were compiled into sync server-side code (#​16834)

• fix: ensure tick resolves within a macrotask (#​16825)

v5.39.5

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Patch Changes

• fix: allow {@​html await ...} and snippets with async content on the server (#​16817)

• fix: use nginx SSI-compatible comments for $props.id() (#​16820)

v5.39.4

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Patch Changes

• fix: restore hydration state after await in <script> (#​16806)

v5.39.3

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Patch Changes

• fix: remove outer hydration markers (#​16800)

• fix: async hydration (#​16797)

v5.39.2

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Patch Changes

• fix: preserve SSR context when block expressions contain await (#​16791)

• chore: bump some devDependencies (#​16787)

v5.39.1

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Patch Changes

• fix: issue state_proxy_unmount warning when unmounting a state proxy (#​16747)

• fix: add then to class component render output (#​16783)

v5.39.0

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Minor Changes

• feat: experimental async SSR (#​16748)

Patch Changes

• fix: correctly SSR hidden="until-found" (#​16773)

v5.38.10

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Patch Changes

• fix: flush effects scheduled during boundary's pending phase (#​16738)

v5.38.9

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Patch Changes

• chore: generate CSS hash using the filename (#​16740)

• fix: correctly analyze <object.property> components (#​16711)

• fix: clean up scheduling system (#​16741)

• fix: transform input defaults from spread (#​16481)

• fix: don't destroy contents of svelte:boundary unless the boundary is an error boundary (#​16746)

v5.38.8

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Patch Changes

• fix: send $effect.pending count to the correct boundary (#​16732)

v5.38.7

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Patch Changes

• fix: replace undefined with void(0) in CallExpressions (#​16693)

• fix: ensure batch exists when resetting a failed boundary (#​16698)

• fix: place store setup inside async body (#​16687)

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