[WindowWalker]Added Score to the results returned by WindowWalker

[andbartol]

Summary of the Pull Request

PR Checklist

• Closes: Searching in Window Walker for current active running apps is not accurate #25659
• 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

The score was already calculated by the plugin but was not passed to the launcher's Result.

Validation Steps Performed

I tried to recreate a situation similar to the open issue
Before:

After:

[crutkas]

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