[gnome-mahjongg] snap: Update one more use of the old App ID

[Jeremy Bicha <jbicha src gnome org>]

commit 278219fa5a1f038c1cb690865912d2366d52dbd3
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Fri Feb 1 13:56:34 2019 -0500

    snap: Update one more use of the old App ID

 snap/snapcraft.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index ce9a835..a1aa190 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -58,7 +58,7 @@ parts:
       sed -i.bak -e 's|=org.gnome.Mahjongg$|=${SNAP}/meta/gui/org.gnome.Mahjongg.png|g' 
data/org.gnome.Mahjongg.desktop.in
       snapcraftctl build
       mkdir -p $SNAPCRAFT_PART_INSTALL/meta/gui/
-      cp ../src/data/icons/hicolor/48x48/gnome-mahjongg.png $SNAPCRAFT_PART_INSTALL/meta/gui/
+      cp ../src/data/icons/hicolor/48x48/org.gnome.Mahjongg.png $SNAPCRAFT_PART_INSTALL/meta/gui/
       cp ../install/snap/gnome-mahjongg/current/usr/share/applications/org.gnome.Mahjongg.desktop 
$SNAPCRAFT_PART_INSTALL/meta/gui/
     plugin: meson
     meson-parameters: [--prefix=/snap/gnome-mahjongg/current/usr]