Update dependency svelte to v5.50.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
svelte (source)	5.49.2 → 5.50.0

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Release Notes

sveltejs/svelte (svelte)

v5.50.0

Compare Source

Minor Changes

• feat: allow use of createContext when instantiating components programmatically (#​17575)

Patch Changes

• fix: ensure infinite effect loops are cleared after flushing (#​17601)

• fix: allow {#key NaN} (#​17642)

• fix: detect store in each block expression regardless of AST shape (#​17636)

• fix: treat <menu> like <ul>/<ol> for a11y role checks (#​17638)

• fix: add vite-ignore comment inside dynamic crypto import (#​17623)

• chore: wrap JSDoc URLs in @see and @link tags (#​17617)

• fix: properly hydrate already-resolved async blocks (#​17641)

• fix: emit each_key_duplicate error in production (#​16724)

• fix: exit resolved async blocks on correct node when hydrating (#​17640)

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