Add libbid with GCC benchmarks

[mborland]

Closes: #1230

[cppalliance-bot]

An automated preview of the documentation is available at https://1283.decimal.prtest3.cppalliance.org/libs/decimal/doc/html/index.html

If more commits are pushed to the pull request, the docs will rebuild at the same URL.

2025-12-16 14:38:01 UTC

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.0%. Comparing base (c68aa53) to head (c280f19).
⚠️ Report is 5 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff           @@
##           develop   #1283   +/-   ##
=======================================
  Coverage     99.0%   99.0%           
=======================================
  Files          268     268           
  Lines        17746   17746           
  Branches      1980    1980           
=======================================
  Hits         17553   17553           
  Misses         193     193           

see 1 file with indirect coverage changes

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