Fix javadoc warning

[trask]

Sorry Javadoc is weird.

See open-telemetry/semantic-conventions-java#100 for more details.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 73.9%. Comparing base (aeae196) to head (0ced42b).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##            main    #474     +/-   ##
=======================================
- Coverage   73.9%   73.9%   -0.1%     
=======================================
  Files         50      50             
  Lines       3901    3903      +2     
=======================================
+ Hits        2885    2886      +1     
- Misses      1016    1017      +1     

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[jsuereth]

This looks fine to me.

@lquerel Are you aware of any other language this may impact negatively?

[lquerel]

LGTM too. Thanks