Update default.fr.md

01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/07.optical-instruments-design/01.optical-instruments-characterization/04.new-course-parallel-1/default.fr.md

@@ -1,5 +1,7 @@
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 title: 'nouveau cours : parallèle 1'
+published: false
+visible: false
 hero_classes: ''
 hero_image: ''
 content: