chore: bump svelte (#2084)

* chore: bump svelte

* dedupe

Author: Rich-Harris

apps/svelte.dev/package.json

@@ -74,7 +74,7 @@
 		"satori": "^0.19.2",
 		"satori-html": "^0.3.2",
 		"sv": "^0.15.3",
-		"svelte": "^5.55.8",
+		"svelte": "^5.56.4",
 		"svelte-check": "^4.5.0",
 		"svelte-preprocess": "^6.0.5",
 		"tiny-glob": "^0.2.9",