Dropdown are acting weird with screen readers

[alschmiedt]

Describe the bug
When using a screen reader the and the arrow keys for fields hitting enter doesn't do anything, or will create a duplicate list.

To Reproduce

Steps to reproduce the behavior:

1. Turn on voiceover
2. Use keyboard navigation to navigate to a field.
3. Use the arrow keys to move around the field
4. try hitting enter

Expected behavior
Should select the item in the dropdown

Screenshots

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Stack Traces

Replace with error stack trace.

Additional context

[MNSDivya]

Seems working on ChromeOS, chrome browser. No duplicate list displayed.
https://screenshot.googleplex.com/zFRBVArP9Pu.png

@alschmiedt please confirm if this issue is on some other OS/browser to replicate

[alschmiedt]

Confirmed it is working. Thanks for checking!