Refactor(OutputDialog): use modern Angular @if control flow

ogWebconsole/src/app/components/task-logs/output-dialog/output-dialog.component.html

@@ -1,7 +1,10 @@
 <h1 mat-dialog-title>{{ 'inputDetails' | translate }}</h1>
 <div mat-dialog-content>
-  <pre *ngIf="isString">{{ data.input }}</pre>
-  <pre *ngIf="!isString">{{ data.input | json }}</pre>
+  @if (isString) {
+    <pre>{{ data.input }}</pre>
+  } @else {
+    <pre>{{ data.input | json }}</pre>
+  }
 </div>
 <div mat-dialog-actions align="end">
   <button class="ordinary-button" (click)="close()">{{ 'buttonClose' | translate }}</button>