Add test to confirm bug in metrics sdk

[cijothomas]

Fixes #
Design discussion issue (if applicable) #

Changes

Please provide a brief description of the changes here.

Merge requirement checklist

• CONTRIBUTING guidelines followed
• Unit tests added/updated (if applicable)
• Appropriate CHANGELOG.md files updated for non-trivial, user-facing changes
• Changes in public API reviewed (if applicable)

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 101 lines in your changes are missing coverage. Please review.

Project coverage is 67.0%. Comparing base (eb1a09b) to head (acb4d17).
Report is 4 commits behind head on main.

Files	Patch %	Lines
opentelemetry-sdk/src/metrics/mod.rs	0.0%	101 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##            main   #1597     +/-   ##
=======================================
- Coverage   67.3%   67.0%   -0.3%     
=======================================
  Files        138     138             
  Lines      19355   19515    +160     
=======================================
+ Hits       13029   13084     +55     
- Misses      6326    6431    +105     

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[lalitb]

Thanks for validating the issue.