* Upgrade dependencies without breaking changes
* Upgrade react-scripts to v4
* Use import instead of require in icons
* Update styles dependencies
* Remove react-app-rewired as is deprecated and not needed anymore
* Update prettier and testing-library/react dependencies
* Upgrade @ledger for desktop app
* Fix types in fetchSafeTokens test
* Use rescripts to remove ESLint plugin from react-scripts webpack
* Disable travis cache
Co-authored-by: nicolas <nicosampler@users.noreply.github.com>
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