Adds CSS class to status icon on MR widget to prevent non-colored icon

Adds MR id to changelor

app/views/projects/merge_requests/widget/_heading.html.haml

@@ -17,7 +17,7 @@
   - # TODO, remove in later versions when services like Jenkins will set CI status via Commit status API
   .mr-widget-heading
     - %w[success skipped canceled failed running pending].each do |status|
-      .ci_widget{class: "ci-#{status}", style: "display:none"}
+      .ci_widget{class: "ci-#{status} ci-status-icon-#{status}", style: "display:none"}
         = ci_icon_for_status(status)
         %span
           CI build

changelogs/unreleased/25898-ci-icon-color-mr.yml

+---
+title: Adds CSS class to status icon on MR widget to prevent non-colored icon
+merge_request: 8219
+author: