plugins/convertStyleToAttrs: cleanup style attr
plugins/convertStyleToAttrs: cleanup style attr

OrangeLV/svgo,pieter-lazzaro/svgo,ricardobeat/svgo,pgherveou/svgo,bORm/svgo,allypalanzi/svgo,svg/svgo,ennett50/svgo,WebTwist/svgo,subzey/svgo,akatopo/svgo,svg/svgo,jagan-veeraraghavan/svgo,PeterWangPo/svgo,ben-eb/svgo