docs: Clean changelog for v0.9
docs: Clean changelog for v0.9

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