On Firefox, respect tab containers

[lminoza-celeste]

Describe the bug
On Firefox, with multi-session support enabled, and master account opened in a tab container, selecting a role opens a new tab in the default container which is not authenticated (or worth, on another account).

To Reproduce
Steps to reproduce the behavior:

1. Long click on + in Firefox tab bar
2. Select a container
3. Go on aws console and login on your master account
4. click on aws extend swith role and select a role
5. A new tab without container is opened with a message indicating "Invalid session"

Environment

• OS: Debian Sid
• Browser: Firefox 135.0
• Version: AWs Extend Switch Roles v6.0.0