chore: Update and fix some configuration issues (#175)

* Update webpack packages

* Update stylelint

* Update TypeScript

* Update rollup

* Update some devDependencies

* Adjust some dependencies for CSS processing

* Update eslint

* Update React

* Fix stylelint error

* Patch @rocket.chat/ui-kit dependencies

* Update @rocket.chat/css-in-js dependencies

* Remove outdated snippets

* Remove some unneeded configuration

* Update style-loader usage

* Use common babel configuration

* Update Storybook and its configuration

* Update babel

* Add remaining updates

* Update Docker image for Loki