Merge branch '28367-fix-unfold-diff-line-number-copy-paste' into 'master'

fixes line number copy issue for unfolded parallel view diff

Closes #28367

See merge request !9365

app/views/projects/blob/diff.html.haml

@@ -19,10 +19,10 @@
         = line_content
       - when :parallel
         %td.old_line.diff-line-num{ data: { linenumber: line_old } }
-          = link_to raw(line_old), "##{line_old}"
+          %a{ href: "##{line_old}", data: { linenumber: line_old } }
         = line_content
         %td.new_line.diff-line-num{ data: { linenumber: line_new } }
-          = link_to raw(line_new), "##{line_new}"
+          %a{ href: "##{line_new}", data: { linenumber: line_new } }
         = line_content
 
   - if @form.unfold? && @form.bottom? && @form.to < @blob.lines.size

changelogs/unreleased/28367-fix-unfold-diff-line-number-copy-paste.yml

@@ -0,0 +1,4 @@
+---
+title: Fixes includes line number during unfold copy n paste in parallel diff view
+merge_request: 9365
+author: