Update dependency redux to v4.0.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
redux (source)	dependencies	patch	4.0.1 -> 4.0.4

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Release Notes

reduxjs/redux

### [`v4.0.4`](https://togithub.com/reduxjs/redux/releases/v4.0.4) [Compare Source](https://togithub.com/reduxjs/redux/compare/v4.0.3...v4.0.4) This is a republish of 4.0.3 with an updated version of Babel to fix [#​3468](https://togithub.com/reduxjs/redux/issues/3468) #### [Changes](https://togithub.com/reactjs/redux/compare/v4.0.3...v4.0.4) ### [`v4.0.3`](https://togithub.com/reduxjs/redux/releases/v4.0.3) [Compare Source](https://togithub.com/reduxjs/redux/compare/v4.0.2...v4.0.3) This is a quick revert of a change to our typings that broke compatibility. Apologies for the problems. Also, if you are experiencing type errors related to `[Symbol.observable]`, please ensure you have the same version of redux installed for all your dependencies with `npm ls redux`. #### [Changes](https://togithub.com/reactjs/redux/compare/v4.0.2...v4.0.3) - Reverts the change to `combineReducers`' type parameters ([#​3467](https://togithub.com/reduxjs/redux/issues/3467) by [@​timdorr](https://togithub.com/timdorr)) ### [`v4.0.2`](https://togithub.com/reduxjs/redux/releases/v4.0.2) [Compare Source](https://togithub.com/reduxjs/redux/compare/v4.0.1...v4.0.2) This is a very minor release with some nice improvements to our TypeScript type definitions. Enjoy! #### [Changes](https://togithub.com/reactjs/redux/compare/v4.0.1...v4.0.2) - Iterate in combineReducers using `for in` ([#​3371](https://togithub.com/reduxjs/redux/issues/3371) by [@​pvorona](https://togithub.com/pvorona)) - Fix `DeepPartial` type ([#​3369](https://togithub.com/reduxjs/redux/issues/3369) by [@​OliverJAsh](https://togithub.com/OliverJAsh)) - Add types for Observable interface ([#​3067](https://togithub.com/reduxjs/redux/issues/3067) by [@​pinyin](https://togithub.com/pinyin)) - Make reducer optional in JSDocs ([#​3408](https://togithub.com/reduxjs/redux/issues/3408) by [@​pingfengafei](https://togithub.com/pingfengafei)) - Infer action types from `combineReducers` ([#​3411](https://togithub.com/reduxjs/redux/issues/3411) by [@​appden](https://togithub.com/appden))

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