Migrate pajamas button in subscribable banner helper

What does this MR do and why?

Resolves #417858 (closed)

This migrates the link_to button to link_button_to helper.

Screenshots or screen recordings

No visual changes

How to reproduce

This is a just a hacky way to reproduce this particular HAML / Ruby change

diff --git a/ee/app/helpers/ee/subscribable_banner_helper.rb b/ee/app/helpers/ee/subscribable_banner_helper.rb
index 6fafc42de539..f41d5acd3d64 100644
--- a/ee/app/helpers/ee/subscribable_banner_helper.rb
+++ b/ee/app/helpers/ee/subscribable_banner_helper.rb
@@ -12,7 +12,7 @@ def gitlab_subscription_or_license
     end
 
     def gitlab_subscription_message_or_license_message
-      return subscription_message if display_subscription_banner?
+      return subscription_message
 
       license_message if display_license_banner?
     end
@@ -72,7 +72,7 @@ def subscription_message
       ::Gitlab::ExpiringSubscriptionMessage.new(
         subscribable: decorated_subscription,
         signed_in: signed_in?,
-        is_admin: can?(current_user, :owner_access, entity.root_ancestor),
+        is_admin: true,
         namespace: current_namespace
       ).message
     end
@@ -83,7 +83,7 @@ def subscription_subject
       ::Gitlab::ExpiringSubscriptionMessage.new(
         subscribable: decorated_subscription,
         signed_in: signed_in?,
-        is_admin: can?(current_user, :owner_access, entity.root_ancestor),
+        is_admin: true,
         namespace: current_namespace
       ).subject
     end
@@ -104,7 +104,7 @@ def display_license_banner?
     end
 
     def display_subscription_banner?
-      @display_subscription_banner && ::Gitlab::CurrentSettings.should_check_namespace_plan?
+      true
     end
   end
 end
diff --git a/ee/app/views/layouts/header/_ee_subscribable_banner.html.haml b/ee/app/views/layouts/header/_ee_subscribable_banner.html.haml
index cf47067ed32c..e199b428492f 100644
--- a/ee/app/views/layouts/header/_ee_subscribable_banner.html.haml
+++ b/ee/app/views/layouts/header/_ee_subscribable_banner.html.haml
@@ -2,19 +2,5 @@
 - message = gitlab_subscription_message_or_license_message
 - subject = gitlab_subscription_subject_or_license_subject
 
-- if message.present? && subscribable.present?
-  .js-gitlab-ee-license-banner.hidden{ class: [container_class, @content_class, 'gl-pt-5!'] }
-    = render Pajamas::AlertComponent.new(variant: :danger,
-      title: subject,
-      alert_options: { data: { license_expiry: subscribable.expires_at, defer_links: "true", testid: 'subscribable_banner' }}) do |c|
-      - c.with_body do
-        = message
-      - c.with_actions do
-        - if subscribable.block_changes?
-          = link_to_button_style(path: renew_subscription_path, track_property: 'renew')
-        - elsif subscribable.expired?
-          = link_to_button_style(path: upgrade_subscription_path, track_property: 'upgrade')
-        - else
-          = link_to_button_style(path: renew_subscription_path, track_property: 'renew')
-          = render Pajamas::ButtonComponent.new(category: :secondary, button_options: { class: 'js-close gl-mb-2', 'aria-label': _('Dismiss'), data: { track_event: 'click_text', track_label: 'subscribable_action', track_property: 'thats_ok' } }) do
-            = _("That's OK, I don't want to renew")
+- if true
+  = link_to_button_style(path: renew_subscription_path, track_property: 'renew')
\ No newline at end of file

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.