Make "No description" dark

web_src/css/repo.css

@@ -2799,3 +2799,7 @@ tbody.commit-list {
 #repo-activity-top-authors-chart {
   height: 150px; /* Pre-allocate the height that will be taken up by the chart, to avoid the container 'jumping'. */
 }
+
+.no-description {
+  color: var(--color-text-light-3);
+}