Update dependency svelte-check to v4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
svelte-check	^3.7.1 -> ^4.0.0

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Release Notes

sveltejs/language-tools (svelte-check)

v4.0.0

Compare Source

• chore: bump magic-string (#​2476)
• chore: switch from fast-glob to fdir (#​2433)
• fix: detect <script module> tag (#​2482)
• feat: better type checking for bindings in Svelte 5 (#​2477)
• feat: replace svelte-preprocess with barebones TS preprocessor (#​2452)
• feat: project reference support (#​2463)

Breaking changes

• require Svelte 4 or later (#​2453)
• make TypeScript a peer dependency, require TS 5 or later (#​2453)
• require node 18 or later (#​2453)
• slight changes to how files are assigned to which tsconfig.json (#​1234, #​2463)
• slight changes to how Svelte module resolution works; .svelte files now take precedence over .svelte.js/ts files (if both exist) (#​2481)
• language-server now forces fewer TypeScript options (#​1976, #​2463)

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