mpd: Fix grammar
mpd: Fix grammar

bacontext/mopidy,mopidy/mopidy,bencevans/mopidy,vrs01/mopidy,bencevans/mopidy,mokieyue/mopidy,pacificIT/mopidy,quartz55/mopidy,quartz55/mopidy,rawdlite/mopidy,bencevans/mopidy,ZenithDK/mopidy,diandiankan/mopidy,jmarsik/mopidy,diandiankan/mopidy,woutervanwijk/mopidy,priestd09/mopidy,rawdlite/mopidy,mokieyue/mopidy,swak/mopidy,jcass77/mopidy,ZenithDK/mopidy,pacificIT/mopidy,woutervanwijk/mopidy,liamw9534/mopidy,kingosticks/mopidy,rawdlite/mopidy,jcass77/mopidy,pacificIT/mopidy,adamcik/mopidy,swak/mopidy,jmarsik/mopidy,dbrgn/mopidy,hkariti/mopidy,bacontext/mopidy,rawdlite/mopidy,mokieyue/mopidy,pacificIT/mopidy,swak/mopidy,adamcik/mopidy,jcass77/mopidy,diandiankan/mopidy,vrs01/mopidy,ali/mopidy,jodal/mopidy,dbrgn/mopidy,kingosticks/mopidy,jodal/mopidy,mopidy/mopidy,diandiankan/mopidy,SuperStarPL/mopidy,jmarsik/mopidy,swak/mopidy,liamw9534/mopidy,dbrgn/mopidy,vrs01/mopidy,SuperStarPL/mopidy,bacontext/mopidy,tkem/mopidy,bacontext/mopidy,SuperStarPL/mopidy,hkariti/mopidy,kingosticks/mopidy,glogiotatidis/mopidy,adamcik/mopidy,jmarsik/mopidy,ZenithDK/mopidy,glogiotatidis/mopidy,abarisain/mopidy,glogiotatidis/mopidy,ali/mopidy,dbrgn/mopidy,ZenithDK/mopidy,SuperStarPL/mopidy,jodal/mopidy,quartz55/mopidy,tkem/mopidy,glogiotatidis/mopidy,hkariti/mopidy,tkem/mopidy,priestd09/mopidy,ali/mopidy,tkem/mopidy,priestd09/mopidy,vrs01/mopidy,hkariti/mopidy,mopidy/mopidy,quartz55/mopidy,mokieyue/mopidy,bencevans/mopidy,abarisain/mopidy,ali/mopidy