Merge branch '27277-small-mini-pipeline-graph-glitch-upon-hover' into 'master'

fixed small mini pipeline graph line glitch

Closes #27277

See merge request !8804

app/assets/stylesheets/pages/pipelines.scss

@@ -214,9 +214,9 @@
       &:not(:last-child) {
         &::after {
           content: '';
-          width: 8px;
+          width: 7px;
           position: absolute;
-          right: -8px;
+          right: -7px;
           top: 10px;
           border-bottom: 2px solid $border-color;
         }

changelogs/unreleased/27277-small-mini-pipeline-graph-glitch-upon-hover.yml

+---
+title: fixed small mini pipeline graph line glitch
+merge_request: 8804
+author: