OZG-6185 fix step 3

alfa-client/libs/bescheid/src/lib/bescheid-wizard-container/bescheid-wizard/bescheid-versenden/bescheid-wizard-bescheid-versenden-container.component.html

@@ -3,7 +3,7 @@
   (stepChange)="onStepChange($event)"
   data-test-id="step-content-layout"
 >
-  <ng-container panel>
+  <ng-container stepPanel>
     <alfa-bescheid-wizard-step-title
       label="Antrag bescheiden"
       [inactiveStep]="true"