Merge branch 'fix-light-hr-in-descriptions' into 'master'

darkened hr border color in descriptions because of update of bootstrap

See merge request !8333

app/assets/stylesheets/framework/common.scss

@@ -66,6 +66,7 @@ pre {
 
 hr {
   margin: $gl-padding 0;
+  border-top: 1px solid darken($gray-normal, 8%);
 }
 
 .str-truncated {

changelogs/unreleased/fix-light-hr-in-descriptions.yml

+---
+title: Darkened hr border color in descriptions because of update of bootstrap
+merge_request: 8333
+author: