Hard-delete Care remote Queue adapter (Phase 5).

Care Queue Engine is the only path; remove QueueClient, driver config, and remote HTTP tests.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/Feature/CareNativeQueueTest.php

@@ -39,12 +39,6 @@ class CareNativeQueueTest extends TestCase
         parent::setUp();
         $this->withoutMiddleware(EnsurePlatformSession::class);
 
-        config([
-            'care.queue.driver' => 'native',
-            'care.queue.api_url' => '',
-            'care.queue.api_key' => '',
-        ]);
-
         $this->owner = User::create([
             'public_id' => 'native-queue-owner',
             'name' => 'Owner',
@@ -99,10 +93,9 @@ class CareNativeQueueTest extends TestCase
         ]);
     }
 
-    public function test_bridge_enabled_without_queue_api_keys(): void
+    public function test_bridge_enabled_when_integration_on(): void
     {
         $this->assertTrue(app(CareQueueBridge::class)->isEnabled($this->organization));
-        $this->assertSame('', (string) config('care.queue.api_key'));
     }
 
     public function test_check_in_issues_native_consultation_ticket(): void