Minor fixes, stdout to print scope info for logs

[cijothomas]

Few nits.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 77.8%. Comparing base (879f4d7) to head (3431a90).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
opentelemetry-stdout/src/logs/exporter.rs	0.0%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##            main   #2563     +/-   ##
=======================================
- Coverage   77.8%   77.8%   -0.1%     
=======================================
  Files        122     122             
  Lines      23059   23061      +2     
=======================================
  Hits       17956   17956             
- Misses      5103    5105      +2     

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