chore(deps): update dependency svead to ^0.0.15

Author: renovate[bot]

apps/web/package.json

@@ -38,7 +38,7 @@
 		"rehype-autolink-headings": "^7.1.0",
 		"rehype-external-links": "^3.0.0",
 		"rehype-slug": "^6.0.0",
-		"svead": "^0.0.4",
+		"svead": "^0.0.15",
 		"svelte": "5.33.4",
 		"svelte-check": "^4.2.1",
 		"sveltekit-embed": "workspace:*",