docs update

[danmoseley]

Description

Tweak markdowns in the repo

1. Reference the official docs where they now exist.
2. Avoid being Windows and Visual Studio centric.
3. Remove api review process which we don't use. There is already an issue template to propose API.
4. Update for folks who have moved out of the team.

Checklist

• Is this feature complete?
  • Yes. Ready to ship.
  • No. Follow-up changes expected.
• Are you including unit tests for the changes and scenario tests if relevant?
  • Yes
  • No
• Did you add public API?
  • Yes
    • If yes, did you have an API Review for it?
      • Yes
      • No
    • Did you add <remarks /> and <code /> elements on your triple slash comments?
      • Yes
      • No
  • No
• Does the change make any security assumptions or guarantees?
  • Yes
    • If yes, have you done a threat model and had a security review?
      • Yes
      • No
  • No
• Does the change require an update in our Aspire docs?
  • Yes
    • Link to aspire-docs issue (consider using one of the following templates):
      • New (or update) doc-idea template
      • New breaking-change template
      • New diagnostic template
  • No

[Copilot]

Pull Request Overview

This PR modernizes and streamlines the repository’s documentation by referencing official docs, de-emphasizing Windows/Visual Studio centric steps, removing deprecated API review guidance, and updating area ownership.

• Redirect users to official .NET Aspire docs and clarify daily build setup
• Refactor machine requirements to highlight VS Code, Visual Studio, and Codespaces without Windows-only bias
• Remove the obsolete API review process doc and refresh CONTRIBUTING and area-owners files

Reviewed Changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
docs/using-latest-daily.md	Point to official docs, clarify daily build feed instructions
docs/machine-requirements.md	Remove Windows-only VS instructions, add VS Code/DevContainers/Codespaces
docs/getting-perf-traces.md	Add dotnet trace example, adjust headings and formatting
docs/contributing.md	Reorder build/pack commands, clarify steps for shells and Visual Studio
docs/area-owners.md	Update area owner handles
docs/api-review-process.md	Delete deprecated API review process doc