Reame.md example deprecated

[lewismoten]

The readme.md page shows that mimalPreset is to be used

import { minimalPreset preset } from '@vite-pwa/assets-generator/config';

However, this has a strike through it as deprecated and says to use { minimal-2023 as preset } instead.

https://github.com/vite-pwa/assets-generator?tab=readme-ov-file#-usage