[chronojump] On networks do not allow also to button_encoder_exercise_delete

[Xavier de Blas <xaviblas src gnome org>]

commit 953b13904c2f298b463c65cb873cd1b26b4dda52
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Mar 3 12:42:08 2022 +0100

    On networks do not allow also to button_encoder_exercise_delete

 src/gui/networks.cs | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/src/gui/networks.cs b/src/gui/networks.cs
index bf1caa70a..81ff85888 100644
--- a/src/gui/networks.cs
+++ b/src/gui/networks.cs
@@ -71,6 +71,7 @@ public partial class ChronoJumpWindow
        [Widget] Gtk.HBox hbox_encoder_exercise_encoder;
        [Widget] Gtk.Button button_encoder_exercise_edit;
        [Widget] Gtk.Button button_encoder_exercise_add;
+       [Widget] Gtk.Button button_encoder_exercise_delete;
 
        //encoder ...
        [Widget] Gtk.Alignment alignment_check_encoder_networks_upload;
@@ -184,6 +185,7 @@ public partial class ChronoJumpWindow
                        //don't allow to edit exercises
                        button_encoder_exercise_edit.Visible = false;
                        button_encoder_exercise_add.Visible = false;
+                       button_encoder_exercise_delete.Visible = false;
 
                        //on networks do not allow to change devices until preferences option is checked
                        viewport_chronopics.Sensitive = false;