[simple-scan] help: Use same button order as in the UI

[Andre Klapper <aklapper src gnome org>]

commit def43454c0ab2b0e7d1259be7a6bd2ba8645bd09
Author: Andre Klapper <a9016009 gmx de>
Date:   Fri Feb 7 16:31:19 2020 +0100

    help: Use same button order as in the UI

 help/C/scanning.page | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/C/scanning.page b/help/C/scanning.page
index 15446c9..77023bc 100644
--- a/help/C/scanning.page
+++ b/help/C/scanning.page
@@ -26,7 +26,7 @@
       <item><p>Connect the scanner to your computer and power it on.</p></item>
       <item><p>Open <app>Document Scanner</app>.</p></item>
       <item><p>Click the arrow to the right of the <gui style="button">Scan</gui> button.</p></item>
-      <item><p>Select the type of document you are scanning: <gui style="button">Image</gui> or <gui 
style="button">Text</gui>.</p>
+      <item><p>Select the type of document you are scanning: <gui style="button">Text</gui> or <gui 
style="button">Image</gui>.</p>
             <media type="image" src="figures/scan_toolbar.png"/></item>
       <item><p>Click the "Scan" button on the toolbar (or press 
<keyseq><key>Ctrl</key><key>1</key></keyseq>).</p></item>
     </steps>