add the option to see the active github account name on the prompt

[adrian-aisemberg-gong]

Pre-submit Checks

• I have searched Warp feature requests and there are no duplicates
• I have searched Warp docs and my feature is not there

Describe the solution you'd like?

i work on several github repositories and have to switch accounts (using gh auth status to check and gh auth switch to switch).
It will be great to always see the active account on the prompt.

Is your feature request related to a problem? Please describe.

No response

Additional context

No response

Operating system (OS)

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How important is this feature to you?

1 (Not too important)

Warp Internal (ignore) - linear-label:39cc6478-1249-4ee7-950b-c428edfeecd1

None