Rating view

[Eel2000]

Description of Change

Adding the Rating view to the community toolkit, this is the initial code which requires some validations.
this code was ported from an existing repo with changes made based on suggestions from the team. It needs some validations(suggestions) before going any further. Unit tests, samples, and the code doc consolidation are not yet. Will be added after reviews and any new suggestion.

Linked Issues

• Fixes [Proposal] RatingView proposal #1607

PR Checklist

• Has a linked Issue, and the Issue has been approved(bug) or Championed (feature/proposal)
• Has tests (if omitted, state reason in description)
  Unit tests omitted because i wanted to validate first the existing code which was ported from an existing repo before writing
  unit tests.
• Has samples (if omitted, state reason in description)
  Need some code validation before adding the sample page in the samples app.
• Rebased on top of main at time of PR
• Changes adhere to coding standard
• Documentation created or updated: https://github.com/MicrosoftDocs/CommunityToolkit/pulls

Additional information

[pictos]

Thanks for moving this forward, some code style points

[brminnick]

Thanks @Eel2000! Could you fix these Find + Replace typos?

[brminnick]

Thanks @Eel2000!

We should be using read-only properties instead of expression-bodied properties.

I also noted that we still need to add descriptive XML comments, but we should wait to complete these until the Proposal has been approved.

[VladislavAntonyuk]

What is preferable Backgroud as Brush or BackgroundColor as Color?
Background allows more customization like gradient background

[Eel2000]

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[brminnick]

Closing this PR in favor of the new RatingView PR: #2191