DEV - 14211: Complete the Recipient Autocomplete Filter

[jdhfrb]

Description:
This pr is dependent on PR - 5020. Changes are fixes for click to close of the dropdown either inside the search input field or outside the component.

JIRA Ticket:
DEV-14211

The following are ALL required for the PR to be merged:

Author:

• Linked to this PR in JIRA ticket
• Scheduled and completed design review
• Provided instructions for testing in JIRA ticket and PR if applicable
• Verified cross-browser compatibility: Chrome, Safari, Firefox, Edge
• Verified mobile/tablet/desktop/monitor responsiveness
• Verified that this PR does not create any new accessibility issues (via Axe Chrome extension or Lighthouse report)
• Added Unit Tests for helper functions, reducers, models and Container/Component Interactivity Expectations if applicable React Testing Library
• API contract updated if applicable