Bump node-fetch and styled-components

Removes [node-fetch](https://github.com/node-fetch/node-fetch). It's no longer used after updating ancestor dependency [styled-components](https://github.com/styled-components/styled-components). These dependencies need to be updated together.


Removes `node-fetch`

Updates `styled-components` from 3.4.10 to 5.3.6
- [Release notes](https://github.com/styled-components/styled-components/releases)
- [Changelog](https://github.com/styled-components/styled-components/blob/main/CHANGELOG.md)
- [Commits](styled-components/styled-components@v3.4.10...v5.3.6)

---
updated-dependencies:
- dependency-name: node-fetch
  dependency-type: indirect
- dependency-name: styled-components
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>