YouTube: Add proper feedback for new quota error
Quoting from the YouTube developer news:
To ensure safety at YouTube, we've limited how many videos a channel can upload in a 24-hour period via the YouTube Data API. This change aligns the YouTube Data API upload experience with the limits already in place for desktop and mobile uploads.| If you get a 400 error with the reason 'uploadLimitExceeded' when trying to upload using the YouTube Data API, try again in 24 hours. Please note the following: