[Fixes #26588459] authorize the pages#home action based on if the user can :show instead of :index Page
[Fixes #26588459] authorize the pages#home action based on if the user can :show instead of :index Page

It makes more sense and allows main app developers the ability to not
allow indexing Page, without also removing access to the home page.

12spokes/tandem,12spokes/tandem,Quimbee/tandem,aaron/tandem,aaron/tandem,Quimbee/tandem