Update vendor (#932)

* Update vendor

* Fix godiscord api change

vendor/github.com/Rhymen/go-whatsapp/handler.go

@@ -81,6 +81,14 @@ type LocationMessageHandler interface {
 	HandleLocationMessage(message LocationMessage)
 }
 
+/*
+The StickerMessageHandler interface needs to be implemented to receive location messages dispatched by the dispatcher.
+*/
+type StickerMessageHandler interface {
+	Handler
+	HandleStickerMessage(message StickerMessage)
+}
+
 /*
 The JsonMessageHandler interface needs to be implemented to receive json messages dispatched by the dispatcher.
 These json messages contain status updates of every kind sent by WhatsAppWeb servers. WhatsAppWeb uses these messages
@@ -247,6 +255,18 @@ func (wac *Conn) handleWithCustomHandlers(message interface{}, handlers []Handle
 				}
 			}
 		}
+
+	case StickerMessage:
+		for _, h := range handlers {
+			if x, ok := h.(StickerMessageHandler); ok {
+				if wac.shouldCallSynchronously(h) {
+					x.HandleStickerMessage(m)
+				} else {
+					go x.HandleStickerMessage(m)
+				}
+			}
+		}
+
 	case *proto.WebMessageInfo:
 		for _, h := range handlers {
 			if x, ok := h.(RawMessageHandler); ok {