Merge from public release/8.0.3xx to internal/release/8.0.3xx and resolve conflicts if necessary

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#### AI description  (iteration 1)
#### PR Classification
Merge from public branch to update dependencies and configurations.

#### PR Summary
This pull request updates various dependencies and configurations to newer versions.
- Updated dependency versions in `/eng/Version.Details.xml` and `/eng/Versions.props`.
- Added new package sources in `/NuGet.config`.
- Updated MSBuild version in `/eng/common/tools.ps1` and `/eng/common/sdk-task.ps1`.
- Updated `global.json` to reflect new SDK versions.