[gimp/gimp-2-10] Mention Show All option in the appdata changelog

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit f203e92aa216c6c14356f32331255536feb27a85
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Mon Sep 16 00:59:39 2019 +0300

    Mention Show All option in the appdata changelog

 desktop/org.gimp.GIMP.appdata.xml.in.in | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/desktop/org.gimp.GIMP.appdata.xml.in.in b/desktop/org.gimp.GIMP.appdata.xml.in.in
index 99403aae78..07a0bf26e1 100644
--- a/desktop/org.gimp.GIMP.appdata.xml.in.in
+++ b/desktop/org.gimp.GIMP.appdata.xml.in.in
@@ -82,6 +82,9 @@
         Of course it also has a few noteworthy improvements:
         </_p>
         <ul>
+          <_li>
+          New "Show All" option in the "View" menu to reveal pixels outrside the canvas boundary
+          </_li>
           <_li>
           Foreground Select tool: new "Grayscale" Preview Mode
           </_li>