Merge pull request #9772 from edx/clrux/ac-172

Increasing contrast in gray meta/date text on course dashboard

lms/static/sass/multicourse/_dashboard.scss

@@ -365,7 +365,7 @@
 
         .info-date-block {
           @extend %t-title7;
-          color: $gray-l1;
+          color: $gray; // WCAG 2.0 AA compliant
           display: block;
         }
       }