fix(fleetctl): print unit name when not found in journal
fix(fleetctl): print unit name when not found in journal

dalbani/fleet,improbable-io/fleet,endocode/fleet,octoblu/fleet,coreos/fleet,mwitkow-io/fleet,dongsupark/fleet,mookjp/fleet,mischief/fleet,mwhooker/fleet,flandr/fleet,giantswarm/fleet,endocode/fleet,mwhooker/fleet,bviswana101/fleet,ecnahc515/fleet,giantswarm/fleet,coreos/fleet,mwitkow/fleet,esatterwhite/fleet,dongsupark/fleet,endocode/fleet,bviswana101/fleet,improbable-io/fleet,mwitkow-io/fleet,wuqixuan/fleet,esatterwhite/fleet,paveltiunov/fleet,wuqixuan/fleet,hhoover/fleet,webwlsong/fleet,mischief/fleet,improbable-io/fleet,ecnahc515/fleet,giantswarm/fleet,coreos/fleet,octoblu/fleet,WPMedia/fleet,hhoover/fleet,dongsupark/fleet,thepwagner/fleet,mwitkow/fleet,jonboulle/fleet,ecnahc515/fleet,bcwaldon/fleet,thepwagner/fleet,dalbani/fleet,jonboulle/fleet,jonboulle/fleet,flandr/fleet,bcwaldon/fleet,dalbani/fleet,mookjp/fleet,webwlsong/fleet,bcwaldon/fleet,paveltiunov/fleet,WPMedia/fleet