Renders a horizontal or vertical dividing line, optionally with inline text.
Examples
el_divider()
#> <div class="el-divider el-divider--horizontal"></div>
el_divider("Title Text", content_position = "left")
#> <div class="el-divider el-divider--horizontal">
#> <div class="el-divider__text is-left">Title Text</div>
#> </div>
el_divider(direction = "vertical")
#> <div class="el-divider el-divider--vertical"></div>