[chronojump] Not show menu encoder on start page after return from encoder mode

[Xavier de Blas <xaviblas src gnome org>]

commit 16e5894ab78fae968c28538dfeda7c3391896859
Author: Xavier de Blas <xaviblas gmail com>
Date:   Sat Mar 21 13:31:00 2020 +0100

    Not show menu encoder on start page after return from encoder mode

 src/gui/app1/chronojump.cs | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/gui/app1/chronojump.cs b/src/gui/app1/chronojump.cs
index 6377605e..3624e44a 100644
--- a/src/gui/app1/chronojump.cs
+++ b/src/gui/app1/chronojump.cs
@@ -3110,6 +3110,7 @@ public partial class ChronoJumpWindow
        {
                notebook_start_selector.CurrentPage = 0;
                notebook_sup.CurrentPage = 0;
+               vbox_menu_encoder.Visible = false;
 
                //show title
                string tempSessionName = "";