upgrade handler for v23 #970

Job	Run time
build-docker	2m 38s
e2e-tests (ictest-basic)	3m 57s
e2e-tests (ictest-statesync)	3m 24s
e2e-tests (ictest-ibchooks)	4m 18s
e2e-tests (ictest-tokenfactory)	3m 23s
e2e-tests (ictest-feeshare)	3m 22s
e2e-tests (ictest-pfm)	4m 49s
e2e-tests (ictest-globalfee)	3m 29s
e2e-tests (ictest-upgrade)	4m 10s
e2e-tests (ictest-ibc)	4m 27s
e2e-tests (ictest-unity-deploy)	3m 9s
e2e-tests (ictest-unity-gov)	2m 5s
e2e-tests (ictest-pob)	2m 6s
e2e-tests (ictest-drip)	3m 10s
e2e-tests (ictest-feepay)	3m 52s
e2e-tests (ictest-burn)	3m 11s
e2e-tests (ictest-cwhooks)	3m 45s
e2e-tests (ictest-clock)	4m 22s
	1h 3m 37s

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