CI: fix failed test_containerized.py integration test for containeriz… #1689

Job	Run time
build-amd64 / linux/amd64	1m 48s
test-amd64 (aiida-core-base) / test	1m 24s
test-amd64 (aiida-core-dev) / test	2m 8s
test-amd64 (aiida-core-with-services) / test	1m 21s
build / linux/amd64,linux/arm64	12m 28s
publish-ghcr / release (aiida-core-base)	8s
test-arm64 / test	6m 45s
publish-ghcr / release (aiida-core-with-services)	7s
publish-ghcr / release (aiida-core-dev)	8s
publish-dockerhub	0s
	26m 17s

Provide feedback