Bump to 1.7 encointer by @brenzi #30

Job	Run time
Extract tasks from matrix	6s
check-migrations (polkadot, polkadot-runtime, relay/polkadot, wss://polkadot-try-runtime-node.par...	16m 27s
check-migrations (kusama, staging-kusama-runtime, relay/kusama, wss://kusama-try-runtime-node.par...	14m 34s
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 58s
check-migrations (bridge-hub-kusama, bridge-hub-kusama-runtime, system-parachains/bridge-hubs/bri...	10m 47s
check-migrations (bridge-hub-polkadot, bridge-hub-polkadot-runtime, system-parachains/bridge-hubs...	10m 32s
check-migrations (collectives-polkadot, collectives-polkadot-runtime, system-parachains/collectiv...	5m 24s
check-migrations (encointer-kusama, encointer-kusama-runtime, system-parachains/encointer, wss://...	5m 17s
	1h 26m 27s

Provide feedback