chore: remove redundant words in comment

[withbest]

What does this PR do?

remove redundant words in comment

Fixes #<issue_number>

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📚 Documentation preview 📚: https://pytorch-lightning--20510.org.readthedocs.build/en/20510/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88%. Comparing base (f9babd1) to head (aa98458).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #20510   +/-   ##
=======================================
  Coverage      88%      88%           
=======================================
  Files         267      267           
  Lines       23386    23386           
=======================================
  Hits        20487    20487           
  Misses       2899     2899           

[withbest]

Thanks for your approved.