Move to btn-confirm from btn-primary in wiki empty state

app/views/projects/_wiki.html.haml

@@ -14,4 +14,4 @@
       - if can_create_wiki
         %p
           = _("Add a homepage to your wiki that contains information about your project and GitLab will display it here instead of this message.")
-        = link_to _("Create your first page"), wiki_path(@project.wiki) + '?view=create', class: "btn gl-button btn-primary"
+        = link_to _("Create your first page"), wiki_path(@project.wiki) + '?view=create', class: "btn gl-button btn-confirm"

changelogs/unreleased/btn-confirm-wiki.yml

+---
+title: Move to btn-confirm from btn-primary in wiki empty state
+merge_request: 56192
+author: Yogi (@yo)
+type: changed