Error when trying to send video to telegram
I set up telegram notifications, pictures and text are successfully sent but if switch to video or text+video, then sending does not work. Error messages appear in the log

**To Reproduce**
Trigger motion

**Logs**
[4/15/2022, 6:32:09 PM] [camera.ui] VIDEOANALYSIS: New message: Data: {"time":"2022-04-15T15:32:09.378Z","event":"dwellTime (60s)"} - Motion: resetted - Camera: Backside
[4/15/2022, 6:34:07 PM] [camera.ui] Telegram: An error occured during sending video!
[4/15/2022, 6:34:07 PM] [camera.ui] Telegram: ETELEGRAM: 400 Bad Request: invalid file HTTP URL specified: URL host is empty
[4/15/2022, 6:34:29 PM] [camera.ui] Telegram: An error occured during sending video!
[4/15/2022, 6:34:29 PM] [camera.ui] Telegram: ETELEGRAM: 400 Bad Request: invalid file HTTP URL specified: URL host is empty
[4/15/2022, 6:35:37 PM] [camera.ui] Telegram: An error occured during sending video!
[4/15/2022, 6:35:37 PM] [camera.ui] Telegram: ETELEGRAM: 400 Bad Request: invalid file HTTP URL specified: URL host is empty

**Environment**
- Node.js Version: v16.14.2
- Camera UI Version: v1.1.6
- Operating System: Centos 7
- Browser: Chrome
