Enable coretime on Kusama #12

Job	Run time
Extract tasks from matrix	2s
check-migrations (polkadot, polkadot-runtime, relay/polkadot, wss://polkadot-try-runtime-node.par...	23m 10s
check-migrations (kusama, staging-kusama-runtime, relay/kusama, wss://kusama-try-runtime-node.par...	18m 0s
check-migrations (asset-hub-kusama, asset-hub-kusama-runtime, system-parachains/asset-hubs/asset-...	12m 22s
check-migrations (asset-hub-polkadot, asset-hub-polkadot-runtime, system-parachains/asset-hubs/as...	10m 40s
check-migrations (bridge-hub-kusama, bridge-hub-kusama-runtime, system-parachains/bridge-hubs/bri...	10m 11s
check-migrations (bridge-hub-polkadot, bridge-hub-polkadot-runtime, system-parachains/bridge-hubs...	10m 9s
check-migrations (collectives-polkadot, collectives-polkadot-runtime, system-parachains/collectiv...	10m 2s
check-migrations (encointer-kusama, encointer-kusama-runtime, system-parachains/encointer, wss://...	16m 20s
	1h 50m 56s

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