Move the [...] buttons in palettes so that they don't overlap with the scroll bar

Issue type

UI bug (incorrect info or interface appearance)

Description with steps to reproduce

1. open some palettes to enable the scroll bar;
2. try to open a palette.

Actual behaviour: you have to dodge the scroll bar while you search for the ... button.
Expected behaviour: scroll bar and ... button should never overlap.

Supporting files, videos and screenshots

https://github.com/user-attachments/assets/624e95e0-54f3-4a99-81b1-6d307b302ac0

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

OS: Windows 10 Version 2009 or later, Arch.: x86_64, MuseScore Studio version (64-bit): 4.4.2-242570931, revision: github-musescore-musescore-3130f97

Regression

I was unable to check

Operating system

Windows 10 Pro

Additional context

Looks like the already closed #12602.
Solving this issue would make the workflow more fluid.

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