feat(events): check if event instanceof MouseEvent

[ToHold]

Fix an error that could happen if a instance of Event is dispatched with MouseEvent types. This error has been encountered only when bots were crawling a website where a maplibre map was instanced.

• Fixes feat(events): check if event instanceof MouseEvent for events type 'mouseover' 'mouseout' etc #5464

Launch Checklist

• Confirm your changes do not include backports from Mapbox projects (unless with compliant license) - if you are not sure about this, please ask!
• Briefly describe the changes in this PR.
• Link to related issues.
• Include before/after visuals or gifs if this PR includes visual changes.
• Write tests for all new functionality.
• Document any changes to public APIs.
• Post benchmark scores.
• Add an entry to CHANGELOG.md under the ## main section.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.97%. Comparing base (a99fe93) to head (1911789).
Report is 16 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5466   +/-   ##
=======================================
  Coverage   91.96%   91.97%           
=======================================
  Files         282      282           
  Lines       39050    39086   +36     
  Branches     6855     6868   +13     
=======================================
+ Hits        35911    35948   +37     
+ Misses       3012     3010    -2     
- Partials      127      128    +1     

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[ToHold]

Tests were ok in local, I will check during the day why it fails.

[ToHold]

Should I update the bundle size test, or will a collaborator handle it?

[HarelM]

Please update the build size. Thanks!