Update ee admin settings error alerts

What does this MR do and why?

Update ee admin settings error alerts

• update bootstrap alert to Pajamas

Changelog: other

EE: true

Screenshots or screen recordings

Note: I had to force the errors on programatically, so there are no reasons for the errors

Before	After

How to set up and validate locally

1. Apply the below patch
2. Navigate to admin => Settings => Templates => Custom project templates
3. Navigate to admin => Settings => CI/CD => Required Pipeline Configuration
4. Navigate to admin => Settings => Advanced Search
5. Navigate to admin => Push Rules and disable the first line of ee/app/views/admin/push_rules/_merge_request_approvals.html.haml

diff --git a/app/helpers/form_helper.rb b/app/helpers/form_helper.rb
index d2f1976e3c0..c7ceef2c480 100644
--- a/app/helpers/form_helper.rb
+++ b/app/helpers/form_helper.rb
@@ -4,7 +4,7 @@ module FormHelper
   def form_errors(model, type: 'form', truncate: [], pajamas_alert: false)
     errors = model.errors
 
-    return unless errors.any?
+    return if errors.any?
 
     headline = n_(
       'The %{type} contains the following error:',

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.

Related to #364956 (closed) Related to #364950 (closed) Related to #364975 (closed) Related to #364984 (closed)