Making black and white icon

Change-Id: I85708e08fa6424660c2631708171d57db639fd4f
diff --git a/gui/friends-group-icon.png b/gui/friends-group-icon.png
index 8334aef..5cbc7bf 100644
--- a/gui/friends-group-icon.png
+++ b/gui/friends-group-icon.png
Binary files differ