Expose types from `sc-service` #14803

Job	Run time
preflight / preflight	47s
preflight / ci-versions	1m 14s
check-runtime-migration (westend)	6m 25s
check-runtime-migration (asset-hub-westend)	4m 56s
check-runtime-migration (bridge-hub-westend)	4m 8s
check-runtime-migration (collectives-westend)	4m 8s
check-runtime-migration (coretime-westend)	4m 22s
All runtime migrations passed	1s
	26m 1s

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