Tooltip: fix extra spaces before class 'focusing' when focus multi times
Tooltip: fix extra spaces before class 'focusing' when focus multi times

baiyaaaaa/element,huguangju/element,Leopoldthecoder/element-1,huguangju/element,Raganof/element,ElemeFE/element,Leopoldthecoder/element-1,Kingwl/element,Kingwl/element,Raganof/element,ElemeFE/element,baiyaaaaa/element