fix: browser util flagging smart TV as Safari

[adrums86]

Description

SmartTV user agent strings were being detected by videojs.browser as Safari.

Specific Changes proposed

Checking the user agent string for Tizen and WebOS then checking for those flags when deducing whether the browser is actually Safari.

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 (6fe68e5) 83.44% compared to head (00124c4) 82.68%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8566      +/-   ##
==========================================
- Coverage   83.44%   82.68%   -0.76%     
==========================================
  Files         113      113              
  Lines        7615     7623       +8     
  Branches     1830     1834       +4     
==========================================
- Hits         6354     6303      -51     
- Misses       1261     1320      +59     

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