[DOCS] Add quiz for Computer Organization and Architecture

[theblag]

@pushkarscripts I would like to work on this under GSSoC'26, Could you please assign it to me

Description

The course lacks the quiz feature.

Suggested Changes

Add a quiz section and some questions from the contents oof the docs for the COA course, with varying difficulty.
Implement functionality to randomize the order of questions every time a user starts the quiz.

Additional Notes

Any references or examples.

[pushkarscripts]

Go for it! I'll assign this issue to you.