Bump svelte-fa from 3.0.4 to 4.0.3

Bumps [svelte-fa](https://github.com/Cweili/svelte-fa) from 3.0.4 to 4.0.3.
- [Commits](Cweili/svelte-fa@v3.0.4...v4.0.3)

---
updated-dependencies:
- dependency-name: svelte-fa
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -41,7 +41,7 @@
     "stacking-order": "^2.0.0",
     "svelte": "^3.59.2",
     "svelte-check": "^3.6.2",
-    "svelte-fa": "^3.0.3",
+    "svelte-fa": "^4.0.3",
     "svelte-highlight": "^7.6.1",
     "svelte-local-storage-store": "^0.6.4",
     "svelte-markdown": "^0.2.3",