fix: Fixes the auto_advance feature for video XBlock

[farhaanbukhsh]

Description

We are adding an event listener, which listens to the autoAdvance message and triggers the next sequence.

Supporting information

This PR works in addition to openedx/edx-platform#35200

Testing instructions

TBD

Deadline

"None" if there's no rush, or provide a specific date or event (and reason) if there is one.

Other information

[openedx-webhooks]

Thanks for the pull request, @farhaanbukhsh!

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[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 3 lines in your changes missing coverage. Please review.

Project coverage is 88.83%. Comparing base (167d51b) to head (73296d3).
Report is 67 commits behind head on master.

Files with missing lines	Patch %	Lines
...re/course/sequence/Unit/hooks/useIFrameBehavior.js	66.66%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1426      +/-   ##
==========================================
- Coverage   88.87%   88.83%   -0.04%     
==========================================
  Files         307      307              
  Lines        5285     5294       +9     
  Branches     1310     1314       +4     
==========================================
+ Hits         4697     4703       +6     
- Misses        572      573       +1     
- Partials       16       18       +2     

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[itsjeyd]

@farhaanbukhsh Since it's not clear if/when we'd be able to resume this work, would it make sense to close this PR for now?

[itsjeyd]

@farhaanbukhsh I'll go ahead and close this PR now. Just reopen if/when you're ready to resume the work.