[CONFIGURATION] File configuration - sdk builder

[marcalff]

Contributes to #2481

This is a partial fix, that implements the sdk builder.

Changes

Please provide a brief description of the changes here.

• Implement the sdk builder:
  • Create opentelemetry-cpp SDK objects from the configuration model.

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

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.03%. Comparing base (c3a0ac1) to head (698d752).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3550      +/-   ##
==========================================
+ Coverage   90.01%   90.03%   +0.02%     
==========================================
  Files         220      220              
  Lines        7065     7065              
==========================================
+ Hits         6359     6360       +1     
+ Misses        706      705       -1     

see 1 file with indirect coverage changes

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[dbarker]

Thanks for the PR @marcalff. Just noted a few nitpicks (optional) and a request to add a test for the ConfiguredSdk class if that is reasonable.

[marcalff]

@dbarker Thanks for this round of comments.

All addressed, PTAL.

[dbarker]

Looks good. Thanks!