Beam location, Beamstop alignment and Flux measurement grey out for
non-staff in the state strip and the status-bar transitions menu. All
"not admin" denials now show as an auto-dismissing QToolTip on a
Catppuccin red wash instead of a click-to-close QMessageBox.
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>