refactor: Material icons

[FilipLeitner]

Description

Material icons instead of whhg

https://developers.google.com/fonts/docs/material_icons#setup_method_1_using_via_google_fonts

Related issues or pull requests

Please list issues or pull requests that the changes you propose are related to. It does not matter if they are still open and/or unmerged, any link is appreciated.

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Dependency updates
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe)
• I am unsure (we'll look into it together)

Do you introduce a breaking change?

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• I am unsure (no worries, we'll find out)

Checklist

• I understand and agree that the changes in this PR will be licensed under the [MIT License]
• I have followed the guidelines for contributing
• The proposed change fits to the content of the code of conduct
• I have added or updated tests and documentation, and the test suite passes (run npm test locally)
• I'm lost; why do I have to check so many boxes? Please help!

[jmacura]

FYI, there are also Bootstrap Icons: https://icons.getbootstrap.com/ Perhaps worth an investigation...

[FilipLeitner]

Might get to this some time in the future but it will have to be redone anyways. Closing.