fix(graph): fixed graph legend issue with always visible scrollbar, fixes #6828

CHANGELOG.md

+# 4.2.0 (unreleased)
+
+# 4.0.0 (unreleased)
+
+### Bugfixes
+* **Server side PNG rendering**: Fixed issue with y-axis label rotation in phantomjs rendered images [#6924](https://github.com/grafana/grafana/issues/6924)
+* **Graph**: Fixed centering of y-axis label [#7099](https://github.com/grafana/grafana/issues/7099)
+* **Graph**: Fixed graph legend table mode and always visible scrollbar [#6828](https://github.com/grafana/grafana/issues/6828)
+
 # 4.1-beta1 (2016-12-21)
 
 ### Enhancements

public/sass/components/_panel_graph.scss

@@ -87,6 +87,7 @@
 .graph-legend-table {
   overflow-y: auto;
   overflow-x: hidden;
+  display: table;
 
   .graph-legend-series {
     display: table-row;