fix(slider):  disabled rail background-color error (#33369)
fix(slider):  disabled rail background-color error (#33369)

Co-authored-by: chenjingjie <96cc0f7dd51e07ef8d98b16bb5a6ea5edd756ce6@coding.net>
ant-design/ant-design,icaife/ant-design,elevensky/ant-design,ant-design/ant-design,zheeeng/ant-design,icaife/ant-design,zheeeng/ant-design,ant-design/ant-design,elevensky/ant-design,elevensky/ant-design,zheeeng/ant-design,icaife/ant-design,icaife/ant-design,ant-design/ant-design,elevensky/ant-design,zheeeng/ant-design