gitlab-org--gitlab-foss/app/views/notify/reassigned_issue_email.text.erb

Reassigned Issue <%= @issue.iid %>

<%= url_for([@issue.project, @issue, { only_path: false }]) %>

Assignee changed <%= "from #{sanitize_name(@previous_assignees.map(&:name).to_sentence)}" if @previous_assignees.any? -%>
 to <%= "#{@issue.assignees.any? ? @issue.assignee_list : 'Unassigned'}" %>