[gnome-nibbles] help: No more full screen mode

[Andre Klapper <aklapper src gnome org>]

commit 182c209854f37178a7de8654ebe0bf6287adf8b7
Author: Andre Klapper <a9016009 gmx de>
Date:   Sun Jan 5 01:15:31 2020 +0100

    help: No more full screen mode

 help/C/basics.page | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)
---
diff --git a/help/C/basics.page b/help/C/basics.page
index 0eb96cd..6288425 100644
--- a/help/C/basics.page
+++ b/help/C/basics.page
@@ -20,7 +20,7 @@
       <email its:translate="no">kittykat3756 gmail com</email>
     </credit>
 
-    <desc>Start, pause, play in fullscreen mode and quit a game of <app>Nibbles</app>.</desc>
+    <desc>Start, pause, and quit a game of <app>Nibbles</app>.</desc>
   </info>
 
   <title>Basic instructions</title>
@@ -42,16 +42,6 @@
 
 </section>
 
-<section id="fullscreen">
-  <title>Play <app>Nibbles</app> in fullscreen mode</title>
-
-  <p>Select <guiseq><gui style="menu">View</gui>
-  <gui style="menuitem">Fullscreen</gui></guiseq> or press <key>F11</key> to
-  play your game in fullscreen mode. You can return to the default screen size
-  by pressing <key>F11</key> again.</p>
-
-</section>
-
 <section id="quit">
   <title>Quit <app>Nibbles</app></title>