chore: 🤖 cleanup feature flags - OIDC (#1245)

* chore: 🤖 cleanup OIDC feature flag

ui/admin/app/components/auth-methods/auth-method/header/index.hbs

@@ -1,13 +1,11 @@
 <h2>
   {{t 'resources.auth-method.title'}}
-  {{#if (feature-flag 'primary-auth-method')}}
-    {{#if @model.isPrimary}}
-      &nbsp;
-      <Rose::Badge @style='success-outline'>
-        {{t 'states.primary'}}
-      </Rose::Badge>
-      &nbsp;
-    {{/if}}
+  {{#if @model.isPrimary}}
+    &nbsp;
+    <Rose::Badge @style='success-outline'>
+      {{t 'states.primary'}}
+    </Rose::Badge>
+    &nbsp;
   {{/if}}
   <DocLink @doc='auth-method' @iconSize='large' />
 </h2>