chore(deps): bump svelte-i18n from 3.7.0 to 4.0.0 in /packages/shared

Bumps [svelte-i18n](https://github.com/kaisermann/svelte-i18n) from 3.7.0 to 4.0.0.
- [Changelog](https://github.com/kaisermann/svelte-i18n/blob/main/CHANGELOG.md)
- [Commits](https://github.com/kaisermann/svelte-i18n/commits/v4.0.0)

---
updated-dependencies:
- dependency-name: svelte-i18n
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

packages/shared/package.json

@@ -19,7 +19,7 @@
         "qrious": "^4.0.2",
         "sha3": "^2.1.4",
         "svelte": "^3.49.0",
-        "svelte-i18n": "3.7.0",
+        "svelte-i18n": "4.0.0",
         "svelte-markdown": "0.2.3",
         "svelty-picker": "^3.5.0",
         "zxcvbn": "^4.4.2"