Remove setHasFixedSize as it is not needed

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

src/main/java/com/owncloud/android/ui/dialog/SendFilesDialog.java

@@ -87,7 +87,6 @@ public class SendFilesDialog extends BottomSheetDialogFragment {
         SendButtonAdapter.ClickListener clickListener = setupSendButtonClickListener(sendIntent);
 
         RecyclerView sendButtonsView = view.findViewById(R.id.send_button_recycler_view);
-        sendButtonsView.setHasFixedSize(true);
         sendButtonsView.setLayoutManager(new GridLayoutManager(getActivity(), 4));
         sendButtonsView.setAdapter(new SendButtonAdapter(sendButtonDataList, clickListener));
 

src/main/java/com/owncloud/android/ui/dialog/SendShareDialog.java

@@ -165,7 +165,6 @@ public class SendShareDialog extends BottomSheetDialogFragment {
         SendButtonAdapter.ClickListener clickListener = setupSendButtonClickListener(sendIntent);
 
         RecyclerView sendButtonsView = view.findViewById(R.id.send_button_recycler_view);
-        sendButtonsView.setHasFixedSize(true);
         sendButtonsView.setLayoutManager(new GridLayoutManager(getActivity(), 4));
         sendButtonsView.setAdapter(new SendButtonAdapter(sendButtonDataList, clickListener));