validator: make output more consistent
validator: make output more consistent

stufflebear/spec,dustymabe/spec,ChengTiesheng/spec,endocode/appc-spec,iaguis/appc-spec,alban/appc-spec,3ofcoins/appc-spec,dgonyeo/spec,zenlinTechnofreak/spec,appc/spec,dustymabe/spec,dgonyeo/spec,jonboulle/spec,appc/spec,appc/spec,squeed/spec,alban/appc-spec,marineam/spec,zenlinTechnofreak/spec,jonboulle/spec,yifan-gu/spec,krnowak/appc-spec,tklauser/spec,iaguis/appc-spec,apcera/appc-spec,craimbert/spec,zenlinTechnofreak/spec,dgonyeo/spec,squeed/spec,krnowak/appc-spec,endocode/appc-spec,stufflebear/spec,endocode/appc-spec,yifan-gu/spec,3ofcoins/appc-spec,3ofcoins/appc-spec,krnowak/appc-spec,iaguis/appc-spec,marineam/spec,squeed/spec,craimbert/spec,tklauser/spec,dustymabe/spec,ChengTiesheng/spec,tklauser/spec,jonboulle/spec,marineam/spec,yifan-gu/spec,ChengTiesheng/spec,apcera/appc-spec,craimbert/spec,alban/appc-spec,stufflebear/spec,apcera/appc-spec