fix: error in getOrgUnitNames #9514

Job	Run time
setup-matrix	4s
install	25s
flow	51s
unit-tests	31s
lint	1m 11s
build	2m 38s
instance-version	2s
cypress-dev (1, cypress/e2e/AllAccessibleRecordsPage/AllAccessibleRecordsPage.feature, cypress/e2...	9m 34s
cypress-dev (2, cypress/e2e/EnrollmentAddEventPage/EnrollmentAddEventPageForm/EnrollmentAddEventP...	16m 35s
cypress-dev (3, cypress/e2e/EnrollmentAddEventPage/EnrollmentAddEventPageNavigation/EnrollmentAdd...	10m 9s
cypress-dev (4, cypress/e2e/EnrollmentAddEventPage/ProgramStageSelector/ProgramStageSelector.feat...	14m 18s
cypress-dev (5, cypress/e2e/EnrollmentEditEventPage/EnrollmentEditEventPageForm/EnrollmentEditEve...	14m 47s
release	56s
	1h 12m 1s

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