Bump base (#7088)
Bump base (#7088)

Forgot to bump it before or as part of <https://github.com/koreader/koreader/pull/7037>.
koreader/koreader,pazos/koreader,NiLuJe/koreader,koreader/koreader,poire-z/koreader,poire-z/koreader,mwoz123/koreader,Frenzie/koreader,NiLuJe/koreader,Hzj-jie/koreader,Frenzie/koreader,Markismus/koreader