make progress label wider

lms/templates/courseware/progress_graph.js

@@ -127,7 +127,7 @@ $(function () {
               lines: {show: false, steps: false },
               bars: {show: true, barWidth: 0.8, align: 'center', lineWidth: 0, fill: .8 },},
     xaxis: {tickLength: 0, min: 0.0, max: ${tickIndex - sectionSpacer}, ticks: ticks, labelAngle: 90},
-    yaxis: {ticks: grade_cutoff_ticks, min: 0.0, max: 1.0, labelWidth: 50},
+    yaxis: {ticks: grade_cutoff_ticks, min: 0.0, max: 1.0, labelWidth: 100},
     grid: { hoverable: true, clickable: true, borderWidth: 1, markings: markings },
     legend: {show: false},
   };