[PTRun] - only show top window per process in WndWalker

[kice]

Summary of the Pull Request

Add a feature that allow to only show most top window (or "most recent window") for each process in Window Walker.

PR Checklist

• [ ] Closes: #xxx
• [ ] Communication: I've discussed this with core contributors already. If work hasn't been agreed, this work might be rejected
• [ ] Tests: Added/updated and all pass
• [ ] Localization: All end user facing strings can be localized
• [ ] Dev docs: Added/updated
• [ ] New binaries: Added on the required places
  • [ ] JSON for signing for new binaries
  • [ ] WXS for installer for new binaries and localization folder
  • [ ] YML for CI pipeline for new test projects
  • [ ] YML for signed pipeline
• [ ] Documentation updated: If checked, please file a pull request on our docs repo and link it here: #xxx

Detailed Description of the Pull Request / Additional comments

Validation Steps Performed

[kice]

@microsoft-github-policy-service agree

[kice]

Thank you for opening the PR. Can you please sign the CLA? I'm also checking the diff and many files seem to have lots of file ending changes, is this something you'd be able to fix to make it easier to review? Thank you, in advance.

Sorry for late reply, I think I fixed the line endings.

[Jay-o-Way]

@kice