plugins.mitele: update plugin to support new website APIs (#3338)
plugins.mitele: update plugin to support new website APIs (#3338)

The API changed a bit and required a few updates. This should work for all the channels except the one premium channel which requires a subscription and uses DRM so cannot be supported.

bastimeyer/streamlink,gravyboat/streamlink,melmorabity/streamlink,gravyboat/streamlink,chhe/streamlink,chhe/streamlink,streamlink/streamlink,streamlink/streamlink,bastimeyer/streamlink,melmorabity/streamlink