Upgrade relayer (#4) #6

Job	Run time
fee-grant	7m 18s
events	1s
fee-middleware	6m 40s
legacy	1s
misbehaviour	6m 17s
multiple-paths	6m 1s
prepare-scenario-matrix	3m 46s
scenarios (TestScenarioClientThresholdUpdate)	11m 28s
scenarios (TestScenarioClientTrustingPeriodUpdate)	12m 2s
scenarios (TestScenarioICAChannelClose)	7m 19s
scenarios (TestScenarioInterchainAccounts)	7m 30s
scenarios (TestScenarioPathFilterAllow)	5m 41s
scenarios (TestScenarioPathFilterDeny)	6m 7s
scenarios (TestScenarioTendermint37Boundary)	6m 55s
	1h 27m 6s

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