docs: add `$enable-smooth-scroll` to Sass options page (#34877)
docs: add `$enable-smooth-scroll` to Sass options page (#34877)


twbs/bootstrap,m5o/bootstrap,inway/bootstrap,coliff/bootstrap,tjkohli/bootstrap,inway/bootstrap,coliff/bootstrap,tjkohli/bootstrap,inway/bootstrap,m5o/bootstrap,twbs/bootstrap