gateway: do not dispatch raw events when state isn't set

this is possible if a connection quickly disconnects while connecting

close #136

litecord/gateway/websocket.py

@@ -397,6 +397,12 @@ class GatewayWebsocket:
         such as READY and RESUMED, or events that are replies to
         messages in the websocket.
         """
+        if not self.state:
+            log.warning(
+                "can not dispatch {!r} as there is no state in ws {!r}", event, self
+            )
+            return
+
         payload = {
             "op": OP.DISPATCH,
             "t": event.upper(),