Verify component theme next attributes, update spec and enable snapshot

[origami-z]

Below components which has corner radius added. This is prerequisite for making SaltProviderNext stable

• [ ] Checkbox

• [ ] Pill

• [ ] Switch (thumb)

• [ ] Toggle Button

• [ ] Interactive (outer)

• [ ] Button

• [ ] Switch (track)

• [ ] Toggle Button Group

• [ ] Tooltip

• [ ] Banner

• [ ] Card

• [ ] Dialog

• [ ] File drop zone

• [ ] Overlay

• [ ] Panel

• [ ] Toast

• [ ] Avatar

• [ ] Badge

  
  ### Stretch goal

• [ ] Dropdown / Combo Box

• [ ] List

• [ ] Menu

• [ ] Date Picker Calendar

[mark-tate]

Zazu Goal: L(11)

• Border to be done by Darrin
• Shadow to be done by Ben
• By EOS we want to remove the unstable tag from Salt 2