Mike Fleetwood authored Jun 12, 2023 and Curtis Gedak committed Jun 17, 2023

get_text() only performs const access on the ProgressBar object so
return the member string by constant reference.

Previously done for other string returning getters, even though the
value is assigned to a variable and doesn't save anything:
    1f6e8129
    Return constant reference from OperationDetail::get_description() (!94)