logutil: convert standard and log attributes

[pellared]

Part of #7654

[pellared]

@sahidvelji PTAL

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 78.7%. Comparing base (b66629f) to head (48f2474).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #7660   +/-   ##
=====================================
  Coverage   78.7%   78.7%           
=====================================
  Files        186     186           
  Lines      14689   14705   +16     
=====================================
+ Hits       11569   11585   +16     
  Misses      2780    2780           
  Partials     340     340           

Files with missing lines	Coverage Δ
bridges/otellogr/convert.go	100.0% <100.0%> (ø)
bridges/otellogrus/convert.go	100.0% <100.0%> (ø)
bridges/otelslog/convert.go	100.0% <100.0%> (ø)
bridges/otelzap/convert.go	100.0% <100.0%> (ø)

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[sahidvelji]

This is a good change, but I think it does not fully address my concern in #7654. I'll comment on the issue.