fix a comment of the player's event

[iChengbo]

Description

Please describe the change as necessary.
If it's a feature or enhancement please be as detailed as possible.
If it's a bug fix, please link the issue that it fixes or describe the bug in as much detail.

• fix a comment of the player's event

Specific Changes proposed

Please list the specific changes involved in this pull request.

Requirements Checklist

• Feature implemented / Bug fixed
• If necessary, more likely in a feature request than a bug fix
  • Change has been verified in an actual browser (Chrome, Firefox, IE)
  • Unit Tests updated or fixed
  • Docs/guides updated
  • Example created (starter template on JSBin)
• Reviewed by Two Core Contributors

[codecov]

Codecov Report

Merging #7506 (a74848f) into main (8e8b7be) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #7506   +/-   ##
=======================================
  Coverage   79.73%   79.73%           
=======================================
  Files         116      116           
  Lines        7299     7299           
  Branches     1755     1755           
=======================================
  Hits         5820     5820           
  Misses       1479     1479           

Impacted Files	Coverage Δ
src/js/player.js	87.24% <ø> (ø)

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[gkatsev]

Good catch!