[Workspaces] Implement PWA recognition, launch.

[donlaci]

Summary of the Pull Request

With this code addition the Workspaces will be able to handle PWA applications installed in Edge or Chrome.
The snapshot tool will detect the running PWA apps, get their PwaAppId, which will be stored in the workspaces.json file.
The Editor (and later the Launcher UI) will show the corresponding app name and the app icon.
The launcher will launch the Pwa apps.

PR Checklist

• Closes: Workspaces: Does Not Open PWA Windows Correctly #34572
• 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

Tested locally on a scenarios where there were 3 different edge-Pwa-apps, 3 different chrome-Pwa-apps, edge and chrome also and other apss too.