Add workspace description section to expanded workspace list card

MR: Pending

Description

As part of our new designs for Workspaces, we need to add an editable description section to the expanded workspace cards so that users can view their workspace descriptions. This section will use the field created in Add description field to workspace model for hu... (#562374) • Unassigned • Backlog

Visual Changes

Acceptance criteria

• Add "Description" section to expanded workspace cards
• Display current workspace description

Implementation plan

• Add description section component to expanded workspace card
• Update GraphQL query to include description field from workspace type
• Display description text