feat(training): add Training Engine to SDK sidebar navigation

Add training step to the Betrieb package in SDK_STEPS so it appears
in the sidebar after Compliance Academy.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

admin-compliance/lib/sdk/types.ts

@@ -857,6 +857,20 @@ export const SDK_STEPS: SDKStep[] = [
     prerequisiteSteps: ['whistleblower'],
     isOptional: false,
   },
+  {
+    id: 'training',
+    seq: 4800,
+    phase: 2,
+    package: 'betrieb',
+    order: 9,
+    name: 'Training Engine',
+    nameShort: 'Training',
+    description: 'KI-generierte Schulungsinhalte, Quiz & Medien',
+    url: '/sdk/training',
+    checkpointId: 'CP-TRAIN',
+    prerequisiteSteps: ['academy'],
+    isOptional: false,
+  },
 ]
 
 // =============================================================================