Deleted...

Deleted 01.curriculum/01.physics-chemistry-biology/03.niv3/01.nature-light/topic.en.md, 01.curriculum/01.physics-chemistry-biology/03.niv3/01.nature-light/topic.es.md, 01.curriculum/01.physics-chemistry-biology/03.niv3/01.nature-light/topic.fr.md files