Pm redesign publish page 2

[dnenov]

Purpose

Building on #15439 this PR implements the new Wizard widget. Further to that, we create 2 new pages to add to the navigation flow of the Package Manager. (Figma for reference)

Created earlier than anticipated, because of change of priorities! Not to be merged!! To be resumed.

Changes

Declarations

Check these if you believe they are true

• The codebase is in a better state after this PR
• Is documented according to the standards
• The level of testing this PR includes is appropriate
• User facing strings, if any, are extracted into *.resx files
• All tests pass using the self-service CI.
• Snapshot of UI changes, if any.
• Changes to the API follow Semantic Versioning and are documented in the API Changes document.
• This PR modifies some build requirements and the readme is updated
• This PR contains no files larger than 50 MB

Release Notes

• wizard widget implementation
• new PM pages (Compatibility, Confirm)
• Compatibility Page - moved current Host selector from the initial page here

Reviewers

@achintyabhat
@QilongTang
@reddyashish

FYIs

@Amoursol