Do not enforce PoV size hard limit in config #9874

Job	Run time
preflight / preflight	41s
preflight / ci-versions	1m 0s
check-runtime-migration (westend)	7m 55s
check-runtime-migration (rococo)	5m 40s
check-runtime-migration (asset-hub-westend)	5m 10s
check-runtime-migration (asset-hub-rococo)	6m 38s
check-runtime-migration (bridge-hub-westend)	4m 45s
check-runtime-migration (bridge-hub-rococo)	4m 32s
check-runtime-migration (contracts-rococo)	4m 33s
check-runtime-migration (collectives-westend)	4m 32s
check-runtime-migration (coretime-rococo)	4m 41s
All runtime migrations passed	1s
	50m 8s

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