If rationale is not provided during Indicator update, use default string
If rationale is not provided during Indicator update, use default string

One edge case this fixes is when the Indicator.lop_target != PeriodicTarget.target when the PT is of type LoP only

mercycorps/TolaActivity,mercycorps/TolaActivity,mercycorps/TolaActivity,mercycorps/TolaActivity