Update...

Update 12.temporary_ins/80.energie-transformations-applications-impacts/20.n2/50.energy-mix/40.TD-hydroelectricity/20.gravitational-energy-storage/20.overview/cheatsheet.fr.md

12.temporary_ins/80.energie-transformations-applications-impacts/20.n2/50.energy-mix/40.TD-hydroelectricity/20.gravitational-energy-storage/20.overview/cheatsheet.fr.md

@@ -10,7 +10,7 @@ lessons:
       order: 1
     -
       slug: energy-mix-hydroelectricity-2
-      name: TD4-exo23 : Hydroélectricité
+      name: TD4-exo123 : Hydroélectricité
       order: 1
 ---