MOBILE-2913 course: Fix section download button disappear on PTR

src/core/course/components/format/format.ts

@@ -194,7 +194,7 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
             }
         }
 
-        if (changes.downloadEnabled && this.downloadEnabled) {
+        if (this.downloadEnabled && (changes.downloadEnabled || changes.sections)) {
             this.calculateSectionsStatus(false);
         }
     }