Migrate button to GlButton variants

Changelog: changed

app/views/projects/edit.html.haml

@@ -98,7 +98,7 @@
                 .input-group-text
                   #{Gitlab::Utils.append_path(root_url, @project.namespace.full_path)}/
               = f.text_field :path, class: 'form-control h-auto', data: { qa_selector: 'project_path_field' }
-        = f.submit _('Change path'), class: "gl-button btn btn-warning", data: { qa_selector: 'change_path_button' }
+        = f.submit _('Change path'), class: "gl-button btn btn-danger", data: { qa_selector: 'change_path_button' }
 
     = render 'transfer', project: @project
 

app/views/projects/settings/_archive.html.haml

@@ -18,5 +18,5 @@
     %p= _("Archiving the project will make it entirely read-only. It is hidden from the dashboard and doesn't show up in searches. %{strong_start}The repository cannot be committed to, and no issues, comments, or other entities can be created.%{strong_end} %{link_start}Learn more.%{link_end}").html_safe % { strong_start: '<strong>'.html_safe, strong_end: '</strong>'.html_safe, link_start: link_start, link_end: '</a>'.html_safe }
     = link_to _('Archive project'), archive_project_path(@project),
       aria: { label: _('Archive project') },
-      data: { confirm: _("Are you sure that you want to archive this project?"), qa_selector: 'archive_project_link', 'confirm-btn-variant': 'warning' },
-      method: :post, class: "gl-button btn btn-warning"
+      data: { confirm: _("Are you sure that you want to archive this project?"), qa_selector: 'archive_project_link', 'confirm-btn-variant': 'confirm' },
+      method: :post, class: "gl-button btn btn-confirm"