Remove obsolete extension from recommendations

[greenc-FNAL]

• Sort extensions in lists
• Remove obsolete extension from recommendations

[Copilot]

Pull request overview

Updates the Codespaces multi-repo VS Code workspace recommendations to remove an extension from the recommended list and sort/organize extension IDs.

Changes:

• Sort and reorder extensions.recommendations.
• Move github.copilot out of recommendations and into unwantedRecommendations.
• Reorder/sort unwantedRecommendations.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

@@            Coverage Diff             @@
##             main     #352      +/-   ##
==========================================
+ Coverage   82.26%   85.24%   +2.97%     
==========================================
  Files         127      122       -5     
  Lines        3102     2433     -669     
  Branches      547      389     -158     
==========================================
- Hits         2552     2074     -478     
+ Misses        333      233     -100     
+ Partials      217      126      -91     

Flag	Coverage Δ
unittests	85.24% <ø> (+2.97%)	⬆️

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see 57 files with indirect coverage changes

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