fix(picker): Fix field interaction issue on picker

[Vonterio]

Description

Fix issue where backspacing within picker with an empty string value would trigger an unnecessary field interaction

Verify that...

• [ ] Any related demos were added and npm start and npm run build still works
• [ ] New demos work in Safari, Chrome and Firefox
• [ ] npm run lint passes
• [ ] npm test passes and code coverage is increased
• [ ] npm run build still works

Bullhorn Internal Developers

• [ ] Run Novo Automation

Screenshots

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 994d98a):

https://novo-elements--pr1344-fix-interactions-on-d82fo3sk.web.app

_{(expires Thu, 08 Sep 2022 19:33:02 GMT)}

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