gnome: fix squished columns on >=gtk+3.14

Refs #74282

Change-Id: I5bbe6ad4808871c4fe6b3d9202804a8c829aa9f9
diff --git a/src/callsview.cpp b/src/callsview.cpp
index 6bc33a1..aef3630 100644
--- a/src/callsview.cpp
+++ b/src/callsview.cpp
@@ -229,11 +229,13 @@
 
     gtk_tree_view_append_column(GTK_TREE_VIEW(priv->treeview_calls), column);
     gtk_tree_view_column_set_resizable(column, TRUE);
+    gtk_tree_view_column_set_expand(column, TRUE);
 
     renderer = gtk_cell_renderer_text_new();
     column = gtk_tree_view_column_new_with_attributes("Duration", renderer, "text", 2, NULL);
     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
     gtk_tree_view_append_column(GTK_TREE_VIEW(priv->treeview_calls), column);
+    gtk_tree_view_column_set_expand(column, FALSE);
 
     /* connect signals to and from the slection model of the call model */
     priv->selection_updated = QObject::connect(