Add pixi workflow and dependency file (backport #2338)

[mergify]

Implements a build-workflow for Windows, see ros-controls/ros2_control_ci#374

Needs

• Fix windows build pal-robotics/pal_statistics#18
• Export symbols for windows pal-robotics/backward_ros#27
• caching, see Use caching of setup-pixi and don't build tests ros2_control_ci#381

  ---

  This is an automatic backport of pull request Add pixi workflow and dependency file #2338 done by Mergify.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.66%. Comparing base (d413447) to head (9f8b869).
Report is 1 commits behind head on jazzy.

Additional details and impacted files

@@            Coverage Diff             @@
##            jazzy    #2364      +/-   ##
==========================================
- Coverage   88.67%   88.66%   -0.01%     
==========================================
  Files         145      145              
  Lines       16745    16744       -1     
  Branches     1442     1442              
==========================================
- Hits        14848    14846       -2     
  Misses       1339     1339              
- Partials      558      559       +1     

Flag	Coverage Δ
unittests	88.66% <ø> (-0.01%)	⬇️

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Files with missing lines	Coverage Δ
...re_interface/include/hardware_interface/handle.hpp	90.90% <ø> (ø)

... and 2 files with indirect coverage changes

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