[gnome-terminal] help: Comment out tab dragging description

[Christian Persch <chpe src gnome org>]

commit adf7e5cf90907372cc7da878fcae302d5d6e4674
Author: Christian Persch <chpe src gnome org>
Date:   Thu Oct 25 16:49:55 2018 +0200

    help: Comment out tab dragging description
    
    Dragging tabs is currently disabled.

 help/C/gs-tabs.page | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/help/C/gs-tabs.page b/help/C/gs-tabs.page
index 283f8476..cd89476b 100644
--- a/help/C/gs-tabs.page
+++ b/help/C/gs-tabs.page
@@ -127,6 +127,7 @@
 
   </section>
 
+  <!--
   <section id="move-tab-another-window">
     <title>Move a tab to another <app>Terminal</app> window</title>
 
@@ -171,5 +172,6 @@
       </item>
     </steps>
   </section>
+  -->
 
 </page>