Update cheatsheet.fr.md

12.temporary_ins/80.energie-transformations-applications-impacts/20.n2/50.energy-mix/40.TD-hydroelectricity/50.parallel-1/cheatsheet.fr.md

@@ -89,7 +89,7 @@ $`\hspace{1,6cm}=
 
 $`\hspace{1,6cm}= (13,5\times 10^{14}\,J)\times \left(\dfrac{1}{3,6\times 10^6}\,kWh.J^{-1}\right)`$   
 
-**$`\hspace{0,8cm}\mathbf{E_{\,stock}^{\,grav}= 3,75 \times 10^8 \,kWh = 375 \,GWh}`$**
+**$`\hspace{1,1cm}\mathbf{E_{\,stock}^{\,grav}= 3,75 \times 10^8 \,kWh = 375 \,GWh}`$**
 
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