chore(deps): update dependency svelte-preprocess to v6

Author: renovate[bot]

package.json

@@ -50,7 +50,7 @@
 		"sass": "^1.68.0",
 		"svelte": "^4.0.5",
 		"svelte-check": "^3.5.2",
-		"svelte-preprocess": "^5.0.4",
+		"svelte-preprocess": "^6.0.0",
 		"tslib": "^2.6.2",
 		"typescript": "~5.5.0",
 		"vite": "^5.0.0"