.NET Aspire 8.2.1 Release

This marks the first patch release for .NET Aspire 8.2. Given this is a patch release, content is on the lighter side, with the most important highlights being fixing regressions that were found in 8.2.0 (like #5490, #4851, #5486, and #5674) as well as updating transitive dependencies.

What's Changed

• [release/8.2] Fix dashboard auth when unsecured by @github-actions in #5532
• [release/8.2] Allow referencing older version of AppHost package for backward compatibility by @github-actions in #5708
• [release/8.2] Update NuGet and Docker dependencies (#5575) by @joperezr in #5790
• [release/8.2] Fix RID regression by adding a task that calculates the best matching RID for platform by @joperezr in #5807

Full Changelog: v8.2.0...v8.2.1