Add password ev3 inside config.json fix wrong prompt authentication

[Blackshadow514]

Describe the bug
A clear and concise description of what the bug is.
Add password ev3 inside config.json fix wrong prompt authentication
To Reproduce
1 connect from device list of the extension
2 prompt authentication not worked after typing password
so
1 settings.json
2 scroll down to ev3devbrowser password
3 add password on config file
4 connect
5 done

Expected behavior
A clear and concise description of what you expected to happen.
prompt authentication should work but not in this case

Screenshots
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Desktop (please complete the following information):

• OS and version: [e.g. Windows 10 1809, macOS 10.14]

Additional context
Add any other context about the problem here.