file-browser: lint fixes
file-browser: lint fixes

vrs01/mopidy,bencevans/mopidy,dbrgn/mopidy,hkariti/mopidy,mopidy/mopidy,pacificIT/mopidy,ali/mopidy,adamcik/mopidy,pacificIT/mopidy,diandiankan/mopidy,adamcik/mopidy,pacificIT/mopidy,diandiankan/mopidy,vrs01/mopidy,kingosticks/mopidy,mokieyue/mopidy,ZenithDK/mopidy,swak/mopidy,tkem/mopidy,dbrgn/mopidy,ZenithDK/mopidy,mopidy/mopidy,ali/mopidy,SuperStarPL/mopidy,bacontext/mopidy,jmarsik/mopidy,mokieyue/mopidy,vrs01/mopidy,ali/mopidy,jcass77/mopidy,tkem/mopidy,quartz55/mopidy,quartz55/mopidy,bacontext/mopidy,swak/mopidy,adamcik/mopidy,jmarsik/mopidy,jmarsik/mopidy,jmarsik/mopidy,quartz55/mopidy,SuperStarPL/mopidy,tkem/mopidy,SuperStarPL/mopidy,mokieyue/mopidy,ZenithDK/mopidy,hkariti/mopidy,swak/mopidy,pacificIT/mopidy,jodal/mopidy,tkem/mopidy,kingosticks/mopidy,dbrgn/mopidy,jcass77/mopidy,ali/mopidy,dbrgn/mopidy,SuperStarPL/mopidy,diandiankan/mopidy,mokieyue/mopidy,ZenithDK/mopidy,hkariti/mopidy,bacontext/mopidy,bencevans/mopidy,mopidy/mopidy,diandiankan/mopidy,quartz55/mopidy,swak/mopidy,vrs01/mopidy,hkariti/mopidy,jcass77/mopidy,bacontext/mopidy,bencevans/mopidy,kingosticks/mopidy,bencevans/mopidy,jodal/mopidy,jodal/mopidy