Fix junk when loading more settings item

BUG: 377531818
Test: local tested
Flag: com.android.settings.flags.enable_bluetooth_device_details_polish
Change-Id: Ib6f97c589473aa0c7576af966a78068da273deec

src/com/android/settings/bluetooth/BluetoothDeviceDetailsFragment.java

@@ -347,6 +347,7 @@ public class BluetoothDeviceDetailsFragment extends RestrictedDashboardFragment
         if (view != null) {
             view.getViewTreeObserver().addOnGlobalLayoutListener(mOnGlobalLayoutListener);
         }
+        getListView().setItemViewCacheSize(100);
         return view;
     }