[Feature Request] Change mysets command to show equipped pieces

[Melon317]

Feature request

Complete these first

• [ x] I confirm that I have checked the issue tracker and a this feature request doesn't already exist.

Select the type of feature you are requesting:

• Command
• [x ] Functionality

Describe your requested feature

Feel free to describe in as much detail as you wish.

If you are requesting a command:
- Include what cog it should be in and a name for the command
- Describe the intended functionality for the command
- Note any restrictions on who can use the command or where it can be used

If you are requesting functionality:
- Describe what it should do
- Note whether it is to extend existing functionality or introduce new functionality

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