ui: Add smooth scrolling

[seanmrnda]

When you scroll the main window of the app it feels a bit sluggish.

[andydotxyz]

Can you share which device this is on? I wonder if it is a duplicate of fyne-io/fyne#1062

[seanmrnda]

Can you share which device this is on? I wonder if it is a duplicate of fyne-io/fyne#1062

OS: Android 10
RAM: 2gb
MODEL: Realme C2

[seanmrnda]

Can you share which device this is on? I wonder if it is a duplicate of fyne-io/fyne#1062

OS: Android 10
RAM: 2gb
MODEL: Realme C2

[andydotxyz]

Yeah, it's a duplicate then. Smooth scrolling is part of the toolkit not the app, when it's fixed upstream we get the fix here :)