utils: Coding style fixes.
utils: Coding style fixes.

programming086/livestreamer,mmetak/streamlink,breunigs/livestreamer,streamlink/streamlink,programming086/livestreamer,mmetak/streamlink,gravyboat/streamlink,Dobatymo/livestreamer,Klaudit/livestreamer,streamlink/streamlink,derrod/livestreamer,intact/livestreamer,Dobatymo/livestreamer,Masaz-/livestreamer,ethanhlc/streamlink,jtsymon/livestreamer,chrippa/livestreamer,hmit/livestreamer,hmit/livestreamer,Feverqwe/livestreamer,Saturn/livestreamer,chrippa/livestreamer,back-to/streamlink,blxd/livestreamer,okaywit/livestreamer,chhe/livestreamer,melmorabity/streamlink,chhe/streamlink,gravyboat/streamlink,Feverqwe/livestreamer,beardypig/streamlink,charmander/livestreamer,gtmanfred/livestreamer,back-to/streamlink,chhe/streamlink,bastimeyer/streamlink,ethanhlc/streamlink,caorong/livestreamer,blxd/livestreamer,fishscene/streamlink,bastimeyer/streamlink,wlerin/streamlink,flijloku/livestreamer,melmorabity/streamlink,Masaz-/livestreamer,beardypig/streamlink,derrod/livestreamer,breunigs/livestreamer,okaywit/livestreamer,charmander/livestreamer,chhe/livestreamer,wolftankk/livestreamer,caorong/livestreamer,lyhiving/livestreamer,gtmanfred/livestreamer,sbstp/streamlink,fishscene/streamlink,asermax/livestreamer,flijloku/livestreamer,javiercantero/streamlink,wolftankk/livestreamer,Klaudit/livestreamer,lyhiving/livestreamer,javiercantero/streamlink,jtsymon/livestreamer,sbstp/streamlink,Saturn/livestreamer,intact/livestreamer,wlerin/streamlink