Reduce list entry padding.

[RokeJulianLockhart]

Checklist

• I made sure that there are no existing issues - open or closed - to which I could contribute my information.
• I made sure that there are no existing discussions - open or closed - to which I could contribute my information.
• I have read the FAQs inside the app (Menu -> About -> FAQs) and my problem isn't listed.
• I have taken the time to fill in all the required details. I understand that the bug report will be dismissed otherwise.
• This issue contains only one feature request.
• I have read and understood the contribution guidelines.
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Feature description

Please (allow the user to) reduce the padding for each filesystem entry.

Why do you want this feature?

I can only see about 10 directories at a time.

Additional information

I should be able to see 30 (and can using https://apps.kde.org/en-gb/dolphin/ on KDE Plasma Mobile on https://wiki.postmarketos.org/wiki/Fairphone_4_(fairphone-fp4)).