The changes were mostly cosmetic, see https://immobilier.lefigaro.fr/article/pourquoi-expulser-un-squatteur-ne-sera-pas-si-facile-malgre-la-nouvelle-loi_15876fa

The changes were mostly cosmetic, see https://immobilier.lefigaro.fr/article/pourquoi-expulser-un-squatteur-ne-sera-pas-si-facile-malgre-la-nouvelle-loi_15876fa8-6152-11eb-9c4a-f8f946d2a3ec/ https://immobilier.lefigaro.fr/article/pourquoi-expulser-un-... (in French). In particular, the fact that the authorities must reply in 48h was shown as a progress. The problem is that if they do not reply, it is equivalent to a denial of right (your request to evict the squatters has been automatically rejected)