chore(deps): update dependency svelte to v5.55.5

Author: renovate[bot]

package.json

@@ -83,7 +83,7 @@
     "prettier-plugin-astro": "0.14.1",
     "prettier-plugin-svelte": "3.4.1",
     "prettier-plugin-tailwindcss": "0.7.2",
-    "svelte": "5.48.2",
+    "svelte": "5.55.5",
     "tailwindcss": "4.1.18",
     "typescript": "5.8.3",
     "vitest": "^4.0.0"