Update landscape (LFX term is over, mentor & mentees need less access)

[nate-double-u]

Maybe just comment out or set @andreuxxxx to read as they may come back to mentor another semester in the new year 🙂

https://github.com/cncf/people/blob/f8b38d2cff4d9d2bff12b871cdb7b760424fd73e/config.yaml#L616-L623

[nate-double-u]

@nate-double-u happy to do this update, but can't assign himself

[Ratangulati]

/assign