Bump base (#6783)
Bump base (#6783)

(https://github.com/koreader/koreader-base/pull/1213)
(https://github.com/koreader/koreader-base/pull/1214)
Frenzie/koreader,NiLuJe/koreader,Markismus/koreader,pazos/koreader,poire-z/koreader,NiLuJe/koreader,mwoz123/koreader,koreader/koreader,Frenzie/koreader,koreader/koreader,poire-z/koreader,Hzj-jie/koreader