Add Kestra demo

[fritz-astronomer]

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[codecov-commenter]

Codecov Report

Attention: Patch coverage is 96.20253% with 3 lines in your changes missing coverage. Please review.

Project coverage is 90.77%. Comparing base (6092f76) to head (2669b98).
Report is 31 commits behind head on main.

Files with missing lines	Patch %	Lines
orbiter_translations/kestra/yaml_demo.py	95.89%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #31      +/-   ##
==========================================
- Coverage   90.95%   90.77%   -0.18%     
==========================================
  Files          13       29      +16     
  Lines         431     1160     +729     
==========================================
+ Hits          392     1053     +661     
- Misses         39      107      +68     

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