feature(extractors | providers): add subtitles(tracks) in some of the extractors so that thumbnail preview can be used when progressing using slider, add sflix provider in movies and streamwish extractor in dramacool

feature(extractors | providers): add subtitles(tracks) in some of the extractors so that thumbnail preview can be used when progressing using slider, add sflix provider in movies and streamwish extractor in dramacool #1440