Move migration to standalone binary #2137

Job	Run time
e2e test for 3-nodes-transfer --env test	4m 20s
e2e test for invoice-ops --env test	3m 45s
e2e test for open-use-close-a-channel --env test	4m 19s
e2e test for udt --env test	4m 1s
e2e test for reestablish --env test	3m 54s
e2e test for cross-chain-hub --env test	4m 5s
e2e test for router-pay --env test	5m 1s
e2e test for udt-router-pay --env test	4m 16s
e2e test for watchtower --env test	5m 26s
e2e test for udt --env xudt-test	4m 18s
e2e test for 3-nodes-transfer --env test --env-var HASH_ALGORITHM=sha256	4m 18s
	47m 43s

Provide feedback