Menu widget: fix no items (#8838)
Menu widget: fix no items (#8838)

Avoid showing "Page 0 of 0" in non-classic dispaly modes.
poire-z/koreader,koreader/koreader,koreader/koreader,NiLuJe/koreader,NiLuJe/koreader,Frenzie/koreader,poire-z/koreader,Frenzie/koreader