Edit synthe.md: elec_eng will be the repo on gitlab-df for the VHDL

docs/vhdl/synthe.md

@@ -72,7 +72,7 @@ cd !$
     Remember to adapt the link of the command below according to the repository on gitlab
 
 ```bash
-git clone https://gitlab-df.imt-atlantique.fr/tp-vhdl-mee/medcon/gr-vhdl-$USER/tp-filtre-etudiant-$USER.git
+git clone https://gitlab-df.imt-atlantique.fr/tp-vhdl-mee/elec_eng/gr-vhdl-$USER/tp-synthe-etudiant-$USER.git
 ```
 The `git clone` command allows you to retrieve the entire `git` repository with its history of modifications.