Update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -30,7 +30,7 @@
 		"@sveltejs/kit": "next",
 		"@typescript-eslint/eslint-plugin": "5.23.0",
 		"@typescript-eslint/parser": "5.23.0",
-		"eslint": "8.15.0",
+		"eslint": "9.4.0",
 		"eslint-config-prettier": "8.5.0",
 		"eslint-plugin-svelte3": "4.0.0",
 		"lezer": "0.13.5",