Remove tests for Google fetchart backend (#1760)
Remove tests for Google fetchart backend (#1760)

beetbox/beets,xsteadfastx/beets,lengtche/beets,parapente/beets,MyTunesFreeMusic/privacy-policy,madmouser1/beets,kelvinhammond/beets,LordSputnik/beets,jackwilsdon/beets,SusannaMaria/beets,LordSputnik/beets,lengtche/beets,pkess/beets,diego-plan9/beets,pkess/beets,kareemallen/beets,Freso/beets,ibmibmibm/beets,sampsyo/beets,jcoady9/beets,diego-plan9/beets,lengtche/beets,MyTunesFreeMusic/privacy-policy,kelvinhammond/beets,Freso/beets,jcoady9/beets,SusannaMaria/beets,madmouser1/beets,artemutin/beets,mosesfistos1/beetbox,mried/beets,madmouser1/beets,kareemallen/beets,kelvinhammond/beets,parapente/beets,shamangeorge/beets,beetbox/beets,swt30/beets,mried/beets,beetbox/beets,shamangeorge/beets,jackwilsdon/beets,artemutin/beets,lengtche/beets,madmouser1/beets,jcoady9/beets,jcoady9/beets,mosesfistos1/beetbox,jackwilsdon/beets,MyTunesFreeMusic/privacy-policy,artemutin/beets,Kraymer/beets,parapente/beets,SusannaMaria/beets,Kraymer/beets,shamangeorge/beets,jackwilsdon/beets,pkess/beets,pkess/beets,beetbox/beets,ibmibmibm/beets,LordSputnik/beets,kareemallen/beets,mried/beets,mried/beets,ibmibmibm/beets,mosesfistos1/beetbox,parapente/beets,SusannaMaria/beets,swt30/beets,swt30/beets,diego-plan9/beets,Kraymer/beets,sampsyo/beets,sampsyo/beets,xsteadfastx/beets,Freso/beets,ibmibmibm/beets,swt30/beets,LordSputnik/beets,artemutin/beets,xsteadfastx/beets,shamangeorge/beets,diego-plan9/beets,MyTunesFreeMusic/privacy-policy,sampsyo/beets,kelvinhammond/beets,kareemallen/beets,Freso/beets,xsteadfastx/beets,mosesfistos1/beetbox,Kraymer/beets