Refactor installation of maui workload

[matouskozak]

• Adding more logging for easier debugging straight from the azdo logs
• Add fallback to previous feed (dotnet11 -> dotnet10) if latest feed doesn't contain needed packages
• Add hard error when MAUI workload install fails
• Move package parsing to precommands.py

Example build: https://dev.azure.com/dnceng/internal/_build/results?buildId=2804404

[Copilot]

Pull Request Overview

This PR refactors the MAUI workload installation process to improve reliability and debugging capabilities. The changes add comprehensive logging, implement a fallback mechanism for package feeds, and move JSON parsing logic for better error handling.

• Enhanced error handling and logging throughout the MAUI workload installation process
• Added fallback from latest dotnet feed (dotnet11) to previous version (dotnet10) when packages are not found
• Moved package search JSON parsing logic from mauisharedpython.py to precommands.py for better error handling

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
src/scenarios/shared/precommands.py	Added JSON parsing logic to get_packages_for_sdk_from_feed method and enhanced workload installation error handling
src/scenarios/shared/mauisharedpython.py	Enhanced logging throughout MAUI installation process and implemented fallback feed mechanism

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}

[LoopedBard3]

Looks good. This should help a lot with debugging when the builds fail.