fix: ws types

[Niputi]

Description

fix: #6073

had to change export type in ws.d.ts to get vite building.
have been confirmed by @bluwy to be working with svelte kit

Additional context

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What is the purpose of this pull request?

• Bug fix
• New Feature
• Documentation update
• Other

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• Read the Contributing Guidelines.
• Read the Pull Request Guidelines and follow the Commit Convention.
• Check that there isn't already a PR that solves the problem the same way to avoid creating a duplicate.
• Provide a description in this PR that addresses what the PR is solving, or reference the issue that it solves (e.g. fixes #123).
• Ideally, include relevant tests that fail without this PR but pass with it.

[Niputi]

failing test looks unrelated

[patak-dev]

Re-running jobs

[patak-dev]

Awesome, thanks for fixing this 👍🏼

[patak-dev]

Using @bluwy as second approval here (as @Niputi commented, this has been testing by him in SvelteKit)
This also reverts the types to their prev state, so we have been using this already in the past