[marcalff]

Fixes # (issue)

Changes

Please provide a brief description of the changes here.

• Implement the missing distribution property, not implemented for C++
• Follow up on: Add Distribution section for vendor-specific settings opentelemetry-configuration#433

For significant contributions please make sure you have completed the following items:

• CHANGELOG.md updated for non-trivial changes
• Unit tests have been added
• Changes in public API reviewed

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.96%. Comparing base (6795dc4) to head (93b1127).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3833      +/-   ##
==========================================
+ Coverage   89.95%   89.96%   +0.02%     
==========================================
  Files         225      225              
  Lines        7170     7170              
==========================================
+ Hits         6449     6450       +1     
+ Misses        721      720       -1     

see 1 file with indirect coverage changes

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