fix(examples/sveltekit): remove overrides conflicting with npm

npm is stricter about override conflicts than bun. The overrides were
only needed for monorepo deduplication, not standalone deployment.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: robelest

examples/sveltekit/package.json

@@ -60,12 +60,5 @@
 		"tw-animate-css": "^1.4.0",
 		"typescript": "^5.9.3",
 		"vite": "^7.3.1"
-	},
-	"overrides": {
-		"@tanstack/db": "0.5.15",
-		"@tanstack/svelte-db": "0.1.58",
-		"lib0": "^0.2.114",
-		"yjs": "^13.6.29",
-		"zod": "4.2.1"
 	}
 }