React component should sort the bloglist instead of each reducer (part7/redux-bloglist)

With the use of Redux store, the `blogs` resource is available on the frontend and could be modified in the component that requires it before rendering e.g. sorting based on likes. This will prevent each reducer from having to sort the list before modifying the state:
https://github.com/hash-ir/full-stack-open/blob/77cf753c709c8fe212ad5b5d08c10e11c61fc82e/part7/redux-bloglist/frontend/src/reducers/blogReducer.js#L8-L32