plugins.gomexp: Fix regexp.
plugins.gomexp: Fix regexp.

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