Migrate the edit button

Changelog: changed

app/views/shared/_label.html.haml

@@ -18,8 +18,7 @@
           = sprite_icon('star')
     - if can?(current_user, :admin_label, label)
       %li.gl-display-inline-block
-        = link_to label.edit_path, class: 'btn gl-button btn-default-tertiary btn-sm edit has-tooltip', title: _('Edit'), data: { placement: 'bottom' }, aria_label: _('Edit') do
-          = sprite_icon('pencil')
+        = render Pajamas::ButtonComponent.new(href: label.edit_path, category: :tertiary, icon: 'pencil', button_options: { class: 'edit has-tooltip', 'title': _('Edit'), 'aria_label': _('Edit'), data: { placement: 'bottom' } })
     - if can?(current_user, :admin_label, label)
       %li.gl-display-inline-block
         .dropdown