Fossil/Skagen Hybrids: Fix hidden upload button in app manager

This fixes a regression for these devices that was introduced in feb5134b5

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/qhybrid/QHybridCoordinator.java

@@ -224,6 +224,11 @@ public class QHybridCoordinator extends AbstractBLEDeviceCoordinator {
         return true;
     }
 
+    @Override
+    public boolean supportsFlashing() {
+        return true;
+    }
+
     @Override
     protected void deleteDevice(@NonNull GBDevice gbDevice, @NonNull Device device, @NonNull DaoSession session) throws GBException {