code: function drawAxis() {
              svg.select('.x-axis-group.axis')
                  .attr('transform', `translate(0, ${chartHeight})`)
                  .call(xAxis);
  
              svg.select('.y-axis-group.axis')
                  .call(yAxis);
  
              svg.selectAll('.y-axis-group .tick text')
                  .call(wrapText, margin.left - yAxisPaddingBetweenChart);
  
              drawAxisLabels();
          }
docs: Draws the x and y axis on the svg object within their
  respective groups
  @private