Update 12.temporary_ins/40.classical-mechanics/30.n3/90.fluid-mechanics/20.overview/cheatsheet.fr.md

Update 14.interdisciplinary/20.energy-mix/30.hydropower-PETS/05.energy-mix-common/20.overview/cheatsheet.fr.md

Update 14.interdisciplinary/10.penser/20.anthropocene-systemic-analysis/20.overview/cheatsheet.fr.md