Fixed analytics require error
Fixed analytics require error

refs https://github.com/TryGhost/Ghost/commit/a06064b11567de79dfe8a4f63d35069bcba58284

- fixed incorrect path in require for base email analytics service

ErisDS/Ghost,bitjson/Ghost,TryGhost/Ghost,bitjson/Ghost,janvt/Ghost,TryGhost/Ghost,e10/Ghost,ErisDS/Ghost,TryGhost/Ghost,e10/Ghost,janvt/Ghost,ErisDS/Ghost