[Add Company] Empty the auto-complete field still remain the options

[hinshum]

(Sync from GitLab issue tracker)

Background:

• Browser: Chrome on Windows 10
• Reported by: Kenny Ng

Description:

In step 2 when adding a company, after entering some keywords, the result will still remain when you empty the field

Steps to reproduce:

1. Add Company
2. Go to step 2
3. Click the Company Name field
4. Enter some keywords
5. Empty the field

Expected result:

The options should be reset after empty the field

Screenshot: