ActionView::Template::Error: malformed format string

https://sentry.gitlap.com/gitlab/gitlabcom/issues/37920/

ArgumentError: malformed format string
  app/helpers/projects_helper.rb:84:in `remove_project_message'
    { project_name_with_namespace: project.name_with_namespace }
  app/views/projects/empty.html.haml:61:in `_app_views_projects_empty_html_haml__4452060303248234810_70122042331080'
    cd existing_folder
  app/controllers/projects_controller.rb:263:in `render_landing_page'
    render 'projects/empty' if @project.empty_repo?
  app/controllers/projects_controller.rb:107:in `block (2 levels) in show'
    render_landing_page
  app/controllers/projects_controller.rb:104:in `show'
    respond_to do |format|
...
(168 additional frame(s) were not displayed)

ActionView::Template::Error: malformed format string

ActionView::Template::Error: malformed format string

/cc @markglenfletcher