Fixed A misleading error message appears in the logs of a golang appl…

…ication

#68

receiver/pyroscopereceiver/receiver.go

@@ -466,7 +466,7 @@ func (recv *pyroscopeReceiver) Shutdown(ctx context.Context) error {
 }
 
 func writeResponseNoContent(w http.ResponseWriter) {
-	writeResponse(w, "", http.StatusNoContent, nil)
+	writeResponse(w, "", http.StatusOK, nil)
 }
 
 func writeResponse(w http.ResponseWriter, contentType string, statusCode int, payload []byte) {