refactor(usb): Delete usb-related code (IEC-100)

[peter-marcisovsky]

Checklist

• [x] Component contains License
• [x] Component contains README.md
• [x] Component contains idf_component.yml file with url field defined
• [x] Component was added to upload job
• [x] Component was added to build job
• [x] Optional: Component contains unit tests
• [x] CI passing

Change description

removed USB-related code, as it has been migrated to a standalone esp-usb repository. https://github.com/espressif/esp-usb

[peter-marcisovsky]

@roma-jam the reference to the esp-usb repo is already in this PR description. Or did you mean to add it somewhere else as well?