avatars: fix missing avatars

Strip whitespace for avatars pulled from conversation info.

Gitlab: #1246
Change-Id: I767a53ee3e492507f9cb80b802a9eaaaa66d3d50

src/libclient/conversationmodel.cpp

@@ -1237,7 +1237,9 @@ ConversationModel::avatar(const QString& conversationId) const
         // In this case, we can just display contact name
         return owner.contactModel->avatar(peer.at(0));
     }
-    return conversation.infos["avatar"];
+    // We need to strip the whitespace characters for the avatar
+    // when it comes from the conversation info.
+    return conversation.infos["avatar"].simplified();
 }
 
 void