Fix additional edge cases in fast sync process #9056

Job	Run time
preflight / preflight	42s
check-runtime-migration (westend)	6m 45s
check-runtime-migration (rococo)	4m 26s
check-runtime-migration (asset-hub-westend)	4m 17s
check-runtime-migration (asset-hub-rococo)	5m 45s
check-runtime-migration (bridge-hub-westend)	3m 45s
check-runtime-migration (bridge-hub-rococo)	4m 33s
check-runtime-migration (contracts-rococo)	3m 45s
check-runtime-migration (collectives-westend)	3m 41s
check-runtime-migration (coretime-rococo)	3m 58s
All runtime migrations passed	1s
	41m 38s

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