tests: fix `TestPreparingProgress` #22431

Job	Run time
chunks (1, Unit Test(1))	4m 30s
chunks (1, Unit Test(1))	5m 3s
chunks (1, Unit Test(1))	5m 3s
chunks (2, Unit Test(2))	3m 39s
chunks (2, Unit Test(2))	3m 39s
chunks (2, Unit Test(2))	3m 39s
chunks (3, Unit Test(3))	4m 29s
chunks (3, Unit Test(3))	5m 5s
chunks (3, Unit Test(3))	5m 5s
chunks (4, Tests(1))	4m 30s
chunks (4, Tests(1))	5m 45s
chunks (4, Tests(1))	5m 45s
chunks (5, Tests(2))	4m 30s
chunks (5, Tests(2))	7m 53s
chunks (5, Tests(2))	5m 5s
chunks (6, Tools Test)	4m 30s
chunks (6, Tools Test)	5m 50s
chunks (6, Tools Test)	5m 50s
chunks (7, Client Integration Test)	4m 13s
chunks (7, Client Integration Test)	5m 16s
chunks (7, Client Integration Test)	5m 16s
chunks (8, TSO Integration Test)	4m 29s
chunks (8, TSO Integration Test)	5m 19s
chunks (8, TSO Integration Test)	5m 19s
chunks (9, MicroService Integration(!TSO))	4m 20s
chunks (9, MicroService Integration(!TSO))	4m 44s
chunks (9, MicroService Integration(!TSO))	4m 44s
chunks (10, MicroService Integration(TSO))	4m 30s
chunks (10, MicroService Integration(TSO))	5m 9s
chunks (10, MicroService Integration(TSO))	5m 9s
report-coverage	0s
report-coverage	0s
report-coverage	10s
	2h 28m 28s

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