[simple-scan] help: Remove self-explaining image "preferences_quality.png"

[Andre Klapper <aklapper src gnome org>]

commit 5a9244794decdc3decd9d616a4c6fdaf3ecdd0e4
Author: Andre Klapper <a9016009 gmx de>
Date:   Fri Feb 7 12:38:56 2020 +0100

    help: Remove self-explaining image "preferences_quality.png"
    
    Avoid more work for translators without any obvious gain.

 help/C/brightness-contrast.page | 1 -
 help/C/dpi.page                 | 2 --
 help/meson.build                | 1 -
 3 files changed, 4 deletions(-)
---
diff --git a/help/C/brightness-contrast.page b/help/C/brightness-contrast.page
index d787cce..79007ac 100644
--- a/help/C/brightness-contrast.page
+++ b/help/C/brightness-contrast.page
@@ -38,6 +38,5 @@
       <p>Close the dialog.</p>
     </item>
   </steps>
-    <media type="image" src="figures/preferences_quality.png"/>
     
 </page>
diff --git a/help/C/dpi.page b/help/C/dpi.page
index 633572b..92ecea7 100644
--- a/help/C/dpi.page
+++ b/help/C/dpi.page
@@ -38,8 +38,6 @@
         <p>Close the dialog.</p>
       </item>
     </steps>
-
-    <media type="image" src="figures/preferences_quality.png"/>
     
     <p>The available scanning resolutions for both document types (Text and Image) are the same
     and are listed in the following table:</p>
diff --git a/help/meson.build b/help/meson.build
index 8895d12..7eaed45 100644
--- a/help/meson.build
+++ b/help/meson.build
@@ -18,6 +18,5 @@ gnome.yelp ('simple-scan',
                        'scanning.page' ],
             media: [ 'figures/icon.svg',
                      'figures/preferences.png',
-                     'figures/preferences_quality.png',
                      'figures/scan_toolbar.png' ],
             symlink_media: false)