Add couple utility in disk utility

[PraveenPenguin]

1- added a utility which Returns io scheduler available for the IO Device 2-Added utility in disk library help to Set io scheduler to a device

[mr-avocado[bot]]

Dear contributor, Avocado is currently at the end of sprint #105, therefore we are in feature freeze state. Please avoid merging changes that do not fall into these categories:

• Bug fixes
• Documentation updates

The feature freeze will be active until the release planned on 05/06/2024.

[richtja]

Hi @PraveenPenguin, alongside the static check and codespell it LGTM. Can you please make your code align with static checks and add hda to spell.ignore thank you.

[PraveenPenguin]

@richtja resolved CI issue can you please review