37660 Change background color of nav sidebar to match other gl sidebars

app/assets/stylesheets/framework/new-sidebar.scss

@@ -90,7 +90,7 @@ $new-sidebar-collapsed-width: 50px;
   top: $header-height;
   bottom: 0;
   left: 0;
-  background-color: $gray-normal;
+  background-color: $gray-light;
   box-shadow: inset -2px 0 0 $border-color;
   transform: translate3d(0, 0, 0);
 

changelogs/unreleased/37660-match-sidebar-colors.yml

+---
+title: Change background color of nav sidebar to match other gl sidebars
+merge_request:
+author:
+type: changed