Added json output of equalizer information of the device

[nicola02nb]

Changes made

• EqualizerInfo and EqualizerPreset and EqualizerPresets structs
• Added EqualizerInfo and EqualizerPreset and EqualizerPresets structs to device struct
• Added json output for EqualizerPreset and EqualizerPresets
• Refactor of steelseries_arctis_nova_7.c for adding support of the new info to output

Checklist

• [ ] I adjusted the README (if needed)
• [x] For new features in HeadsetControl: I discussed it beforehand in Issues or Discussions and adhered to the wiki

[nicola02nb]

Just seen I've broken the --equalizer feature

[nicola02nb]

@Sapd I think that the check-whitespace fail is caused by the deprecated use of set-output in echo "::set-output name=checkout::"${log}"". The fix should be somethin like this: echo "checkout=${log}" >> $GITHUB_OUTPUT, if I'm not wrong

[Sapd]

Yep dont worry about the whitespace error. I will check the PR on the weekend

[nicola02nb]

Yeah, no problem, it was olny a suggetsion :)

[Sapd]

Thank you! sorry for the delay. I also added YAML output

[nicola02nb]

No worries, thanks for your work. If you want give a look to the GUI that I created on my gh