Progressive results.yaml generation; Ignore duration; Plan shaping

See the release notes for the list of interesting changes.

What's Changed

• Update copr links to point to the stable repo by @psss in #3550
• Add feature plugin for enabling guest environment profiles by @happz in #3437
• Add more RAM to bootc and virtual provision plans by @thrix in #3499
• Move hints to their own place, with API and unicorns by @happz in #3495
• Bump pre-commit checks by @happz in #3531
• Reset AVC denials after building test images by @happz in #3565
• Add deployment-mode to Polarion test run export by @KwisatzHaderach in #3574
• Use base model from configuration as basis of future metadata containers by @happz in #3525
• Document how to define guest variables for all tests by @psss in #3560
• provision/virtual schema was lacking hardware key by @happz in #3585
• Deduplicate the discover step documentation by @mcasquer in #3311
• Polish the watchdog plugin documentation (#3551) by @happz in #3551
• Allow to ignore duration in tests by @lukaszachy in #3569
• A plan shaping plugin to repeat a plan N times by @happz in #3516
• Add --command option for the tmt run reboot command by @skycastlelily in #3532
• Apply ruff format to tests too by @happz in #3530
• Release 1.44.0 by @martinhoyer in #3595

Full Changelog: 1.43.0...1.44.0