chore: upgrade sveltekit to v2 and maplibre to v4

[JinIgarashi]

Description

Please describe what you changed briefly.

Please don't delete this checklist! Before submitting the PR, please make sure you do the following:

Type of Pull Request

• Adding a feature
• Fixing a bug
• Maintaining documents
• Others ()

Verify the followings

• Have you referenced related issues in the repo if they are present (issues)?
• Code is up-to-date with the main branch
• No build errors after pnpm build
• No lint errors after pnpm lint
• Make sure all the existing features working well
• Updated documentation in the packages you modified in sites/svelte.water-gis.com folder and README.md of the package.

Changesets

• If your PR makes a change under packages folder that should be noted in one or more packages' changelogs, generate a changeset by running pnpm changeset and following the prompts. Changesets that add features should be minor and those that fix bugs should be patch. Please prefix changeset messages with feat:, fix:, or chore:.

[changeset-bot]

🦋 Changeset detected

Latest commit: 4434c6d

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

This PR includes changesets to release 13 packages

Name	Type
@watergis/maplibre-gl-tour	Patch
@watergis/svelte-collapsible-panel	Major
@watergis/svelte-maplibre-attribute-popup	Major
@watergis/svelte-maplibre-attribute-table	Major
@watergis/svelte-maplibre-style-switcher	Major
@watergis/svelte-maplibre-valhalla	Major
@watergis/svelte-maplibre-measure	Major
@watergis/maplibre-center-icon	Major
@watergis/svelte-maplibre-export	Major
@watergis/svelte-maplibre-legend	Major
@watergis/svelte-maplibre-search	Major
@watergis/svelte-maplibre-share	Major
@watergis/svelte-maplibre-menu	Major

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