otellogr: Add WithAttributes option

[pellared]

Follows #6962 for otellogr

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.7%. Comparing base (bcbccb5) to head (1dc1b33).
Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #6967   +/-   ##
=====================================
  Coverage   75.7%   75.7%           
=====================================
  Files        207     207           
  Lines      19388   19396    +8     
=====================================
+ Hits       14677   14688   +11     
+ Misses      4275    4273    -2     
+ Partials     436     435    -1     

Files with missing lines	Coverage Δ
bridges/otellogr/logsink.go	100.0% <100.0%> (ø)

... and 1 file with indirect coverage changes

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