chore(deps): update dependency svelte to v5.19.1 (#1184)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [svelte](https://svelte.dev)
([source](https://redirect.github.com/sveltejs/svelte/tree/HEAD/packages/svelte))
| [`5.19.0` ->
`5.19.1`](https://renovatebot.com/diffs/npm/svelte/5.19.0/5.19.1) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/svelte/5.19.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/svelte/5.19.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/svelte/5.19.0/5.19.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/svelte/5.19.0/5.19.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>sveltejs/svelte (svelte)</summary>

###
[`v5.19.1`](https://redirect.github.com/sveltejs/svelte/blob/HEAD/packages/svelte/CHANGELOG.md#5191)

[Compare
Source](https://redirect.github.com/sveltejs/svelte/compare/[email protected]@5.19.1)

##### Patch Changes

- fix: omit unnecessary nullish coallescing in template expressions
([#&#8203;15056](https://redirect.github.com/sveltejs/svelte/pull/15056))

- fix: more efficient template effect grouping
([#&#8203;15050](https://redirect.github.com/sveltejs/svelte/pull/15050))

- fix: ensure untrack correctly retains the active reaction
([#&#8203;15065](https://redirect.github.com/sveltejs/svelte/pull/15065))

- fix: initialize `files` bind on hydration
([#&#8203;15059](https://redirect.github.com/sveltejs/svelte/pull/15059))

</details>

---

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