[gimp-help] docs: fix #276 Confirm closing windows settings not available anymore

[Jacob Boerema <jboerema src gnome org>]

commit 6f3a64919e8361591ca83f0f6c9faae68d61930a
Author: Jacob Boerema <jgboerema gmail com>
Date:   Fri Jun 18 16:55:49 2021 -0400

    docs: fix #276 Confirm closing windows settings not available anymore

 src/using/preferences/prefs-system-resources.xml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/src/using/preferences/prefs-system-resources.xml 
b/src/using/preferences/prefs-system-resources.xml
index abe17d3c8..70f5774c0 100644
--- a/src/using/preferences/prefs-system-resources.xml
+++ b/src/using/preferences/prefs-system-resources.xml
@@ -25,9 +25,8 @@
       <caption>
         <para>
           This page lets you customize the amount of system memory allocated
-          for various purposes. It also allows you to disable the confirmation
-          dialogs that appear when you close unsaved images, and to set the
-          size of thumbnail files that GIMP produces.
+          for various purposes. It also allows you to set the size of thumbnail
+          files that GIMP produces.
         </para>
       </caption>
     </mediaobject>