Refine logic for restart data dir #487

Job	Run time
build-docker-image (18, 3, 6, debian, trixie, slim)	1m 11s
scan_image	1m 19s
push-internal-pr-images	34s
run-scenario-tests (init_scripts)	1m 15s
run-scenario-tests (streaming_replication)	8m 28s
run-scenario-tests (multiple_databases)	2m 3s
run-scenario-tests (collations)	57s
run-scenario-tests (extensions)	56s
run-scenario-tests (logical_replication)	2m 43s
run-scenario-tests (datadir_init)	5m 39s
	25m 5s

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