feat: use Red Hat SSO token to create sandbox connection

[dgolovin]

Create Sandbox Connection using SSO token:

1. If Sandbox is never used then activation with account verification is required, follow the simple step in resource form description to go through it
2. If it is already activated and account is verified to create connection Red Hat SSO session should be active or PD would ask you to login in your default browser window
3. After switching from browser window back to PD window, the new connection is created and going to last whole Developer Sandbox try out period (30 days).
4. Deploy your image to Developer Sandbox with steps form the recording below.

Screen.Recording.2025-09-01.at.12.04.10.AM.mov

Fix #156.

[gastoner]

LGTM on Linux

[danivilla9]

I've just tried it on Windows, everything looks good!

I had updated multiple things:

1. Messages
2. Newly created secret retrieval
3. Update unit tests

please try again
Thanks!