[Design] Update component names and icons

[nichole-aquino]

Overview

Form builders can easily scan and understand their options when adding components.

Context

Reference:

• Eng ticket: [Eng] Update component names and icons #464
• Figma
• Prototype
• Spreadsheet of component names, icons, descriptions, hint and error states
• USWDS component: 'arrow_drop_down' icon

Issues/assumptions:

• The current menu is long, not categorized, and not scrollable - Question/add element dropdown not scrollable #417
• Descriptions will help builders understand how to use components (before adding them)

Solution:

• Help builders scan and understand their options with a scrollable menu, categorized by:

• Choice
• Freeform answers
• Personal information
• Form structure
• Other

Main menu

Repeater menu

Acceptance Criteria

• Updates should be made to the main 'Add element' menu
• Updates should be made to the repeater menu when clicking 'Add question to set'