[UX] Extend the touch zone for up button in touch menu (#5175)
[UX] Extend the touch zone for up button in touch menu (#5175)

See: #5155
Close: #5155
Frenzie/koreader,poire-z/koreader,NiLuJe/koreader,Markismus/koreader,mihailim/koreader,koreader/koreader,koreader/koreader,NiLuJe/koreader,pazos/koreader,mwoz123/koreader,Hzj-jie/koreader,Frenzie/koreader,poire-z/koreader