Remove "- Miro" after board name in every tab in desktop client app

Hi ​@aes256,

Thanks so much for taking the time to submit this idea. Our team will review this and it’s open for votes and comments.

For those coming across this idea, if you feel this would be helpful for you or your business, please be sure to vote for it and leave a comment about your use case to help our team scope this request!

Thank you again for helping make Miro better!