fix otinning remove

scripts/remove

@@ -41,7 +41,7 @@ ynh_secure_remove --file="/etc/sudoers.d/$app"
 
 ynh_secure_remove --file="/usr/share/zabbix-cli"
 
-#ynh_secure_remove --file="/etc/apt/preferences.d/zabbix_repo"
+ynh_secure_remove --file="/etc/apt/preferences.d/zabbix_repo"
 
 #=================================================
 # END OF SCRIPT