Grace notes aren't being played properly in playback

Issue type

UX/Interaction bug (incorrect behaviour)

Description with steps to reproduce

1. insert grace notes before and after a note
2. put it on playback
   Actual behaviour: either the grace notes before or after the note don't play in playback
   Expected behaviour: both the grace notes before and after the note platy in playback

Supporting files, videos and screenshots

https://github.com/user-attachments/assets/34a36df9-a69a-41be-a155-2f1392fe566d

What is the latest version of MuseScore Studio where this issue is present?

MuseScore 4.5.1

Regression

I was unable to check

Operating system

Windows 10 (i dont know it this bug occurs in any other device since i dont have any other than this pc)

Additional context

if i remove all the grace notes of, say, before the note (if only it's the grace notes after the note that are being played) then add them again, the notes that arent playing are now gonna be the ones after the note and viceversa

Checklist

• This report follows the guidelines for reporting bugs and issues
• I have verified that this issue has not been logged before, by searching the issue tracker for similar issues
• I have attached all requested files and information to this report
• I have attempted to identify the root problem as concisely as possible, and have used minimal reproducible examples where possible