ci: fix flaky testcontainers tests #13265

Job	Run time
Component-Tests	12m 18s
API-Tests	8m 43s
Checkstyle	4m 49s
End-To-End-Tests	18m 11s
Postgresql-Integration-Tests	11m 30s
Javadoc	7m 10s
Unit-Tests	11m 30s
CodeQL / Analyze (java)	12m 17s
Verify-OpenApi / prepare-api-groups	3m 22s
Verify-OpenApi / verify-spec (control-api)	2m 3s
Verify-OpenApi / verify-spec (management-api)	2m 20s
Verify-OpenApi / verify-spec (observability-api)	2m 11s
Verify-OpenApi / verify-spec (public-api)	2m 10s
Verify-OpenApi / verify-spec (sts-accounts-api)	2m 14s
Verify-OpenApi / verify-spec (sts-api)	2m 2s
Verify-OpenApi / verify-spec (version-api)	2m 14s
	1h 45m 4s

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