PR Summary

This pull request includes a version update for the ThreadJob package in the src/Modules/PSGalleryModules.csproj file.

• Updated the ThreadJob package version from 2.0.3 to 2.1.0.

PR Context

Creating separate commit for revert here:
a391bb7 in #25225

@jshigetomi

PR Checklist

• PR has a meaningful title
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• Summarized changes
• Make sure all .h, .cpp, .cs, .ps1 and .psm1 files have the correct copyright header
• This PR is ready to merge and is not Work in Progress.
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• Breaking changes
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  • Experimental feature(s) needed
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• User-facing changes
  • Not Applicable
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  • Documentation needed
    - [ ] Issue filed:
• Testing - New and feature
  • N/A or can only be tested interactively
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  • Make sure you've added a new test if existing tests do not effectively test the code changed
• Tooling
  • I have considered the user experience from a tooling perspective and don't believe tooling will be impacted.
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    • Impact on PowerShell Editor Services which is used in the PowerShell extension for VSCode
      (which runs in a different PS Host).
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    • Impact on PSScriptAnalyzer (which provides linting & formatting in the editor extensions).
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