chore: switch to eslint-plugin-n and upgrade dependencies (#12414)

Author: benmccann

package.json

@@ -22,12 +22,9 @@
 	},
 	"devDependencies": {
 		"@changesets/cli": "^2.27.6",
-		"@sveltejs/eslint-config": "^7.0.1",
+		"@sveltejs/eslint-config": "^8.0.1",
 		"@svitejs/changesets-changelog-github-compact": "^1.1.0",
-		"eslint": "^9.0.0",
-		"eslint-config-prettier": "^9.1.0",
-		"eslint-plugin-svelte": "^2.36.0",
-		"eslint-plugin-unicorn": "^54.0.0",
+		"eslint": "^9.6.0",
 		"playwright": "^1.44.1",
 		"typescript-eslint": "^8.0.0-alpha.20"
 	},