Add btn-icon class for GPG key delete button

app/views/profiles/gpg_keys/_key.html.haml

@@ -19,7 +19,7 @@
   .float-right
     %span.key-created-at
       = s_('Profiles|Created %{time_ago}'.html_safe) % { time_ago: time_ago_with_tooltip(key.created_at) }
-    = link_to profile_gpg_key_path(key), data: { confirm: _('Are you sure? Removing this GPG key does not affect already signed commits.') }, method: :delete, class: "gl-button btn btn-danger gl-ml-3" do
+    = link_to profile_gpg_key_path(key), data: { confirm: _('Are you sure? Removing this GPG key does not affect already signed commits.') }, method: :delete, class: "gl-button btn btn-icon btn-danger gl-ml-3" do
       %span.sr-only= _('Remove')
       = sprite_icon('remove')
     = link_to revoke_profile_gpg_key_path(key), data: { confirm: _('Are you sure? All commits that were signed with this GPG key will be unverified.') }, method: :put, class: "gl-button btn btn-danger gl-ml-3" do

changelogs/unreleased/btn-icon-gpg-delete.yml

+---
+title: Add btn-icon class for GPG key delete button
+merge_request: 57974
+author: Yogi (@yo)
+type: changed