Not able to go back to main browser widget once connected inside JupyterHub

[UpasanaLahkar]

Describe the bug
Not able to go back to main browser widget once connected to a s3 endpoint
To Reproduce
Steps to reproduce the behavior:

1. Log in to jupyterhub
2. Click on s3-browser icon
3. Automatically connects to s3 using environment variables and buckets listed
4. Now there is no button or control to take me back to authentication form if I want to connect to another s3 endpoint

Expected behavior
A way to go back to authentication form in s3 browser inside jupyterhub
Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. Windows 10]
• Browser [e.g. chrome]
• Version of jupyterlab-s3-browser extension [e.g. 0.6.0]

Additional context
Add any other context about the problem here.