Update cheatsheet.fr.md

12.temporary_ins/10.electrostatics-vacuum/40.gauss-theorem-applications/25.cylindrical-charge-distributions/10.gauss-integral/20.overview/cheatsheet.fr.md

@@ -52,7 +52,7 @@ $`\def\PSclosed{\mathscr{S}_{\displaystyle\tiny\bigcirc}}`$
 
 * **Étude des invariances** *de la distribution de charges $`\dens`$* :
 
-![](electrostatics-gauss-cylindrical-charge-distribution-1-v6_L1200.gif)   
+![](electrostatics-gauss-cylindrical-charge-distribution-1-v7_L1200.gif)   
 _cylindre infini uniformément chargé en volume_
 
 * invariance par rotation d'angle $`\Delta\varphi`$ quelconque $`\require{\cancel}\Longrightarrow \dens= \dens(\rho,\xcancel{\varphi}, z)`$