fix(title-bar): component remains displayed after player reset

[amtins]

Description

When player.reset is called the titleBar component is not reset.

Screencast.from.04.11.23.17.03.48.webm

Specific Changes proposed

• Sets the properties title and description to undefined when player.titleBar.update is called so that the component is properly reset.

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

All modified and coverable lines are covered by tests ✅

Comparison is base (7972c23) 82.71% compared to head (6d128fb) 82.72%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8481   +/-   ##
=======================================
  Coverage   82.71%   82.72%           
=======================================
  Files         113      113           
  Lines        7592     7594    +2     
  Branches     1826     1827    +1     
=======================================
+ Hits         6280     6282    +2     
  Misses       1312     1312           

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