Show shell items in sidebar context menu

[gave92]

Resolved / Related Issues
Items resolved / related issues by this PR.

• Closes Add shell extension support for the right click context menu on drives in the sidebar #1895
• Closes Add right click mapping options to the network drive section on sidebar #5851

Details of Changes
Add details of changes here.

• Show shell context menu items for sidebar
• Put all shell items in the more submenu to keep menu clean and code simple

Validation
How did you test these changes?

• Built and ran the app

[BanCrash]

IMO in the future this should respect the overflow setting (or remove that setting and respect this style everywhere), but I think it's pointless to waste time right now on that.

Btw LGTM, good job!

[yaira2]

IMO in the future this should respect the overflow setting (or remove that setting and respect this style everywhere), but I think it's pointless to waste time right now on that.

Btw LGTM, good job!

@BanCrash can you open an issue for this so we can implement it in the future?

[BanCrash]

IMO in the future this should respect the overflow setting (or remove that setting and respect this style everywhere), but I think it's pointless to waste time right now on that.
Btw LGTM, good job!

@BanCrash can you open an issue for this so we can implement it in the future?

Done!