Fix button line-height broken by 455b9e4, close #8836
Fix button line-height broken by 455b9e4, close #8836

icaife/ant-design,zheeeng/ant-design,ant-design/ant-design,elevensky/ant-design,ant-design/ant-design,ant-design/ant-design,icaife/ant-design,havefive/ant-design,zheeeng/ant-design,icaife/ant-design,havefive/ant-design,elevensky/ant-design,zheeeng/ant-design,elevensky/ant-design,havefive/ant-design,havefive/ant-design,ant-design/ant-design,elevensky/ant-design,zheeeng/ant-design,icaife/ant-design