fix response `content-type` is not set if access without access token

Kairlec

2023-05-15 ca103731c721aae3f5f622e58c679ed5c09fd9e9

 web_src/src/components/map.vue

@@ -302,7 +302,6 @@
      }).then(function (res) {
        that.isLoging = false;
        if (res.data.code === 0) {

          that.$refs.devicePlayer.openDialog("media", deviceId, channelId, {
            streamInfo: res.data.data,
            hasAudio: channel.hasAudio