Improvements to the Add/Edit Account Address experience:
- Move Country field closer to the top of the form (see associated subtask)
- Conditionally making Regions field as Required based on if a Country has Regions in the database.
- Country field is located after Type field and before Street 1 field.
- If a Country has associated Regions, the Region field becomes a Required field and lists all the associated Regions to the selected Country.
- If a Country has no associated Regions, the Region field becomes disabled.