guardianset: add delegated guardian set 7 proto file and VAA #3934

Job	Run time
build-docker	2m 13s
e2e-tests (ictest-upgrade)	9m 56s
e2e-tests (ictest-validator-hotswap)	3m 54s
e2e-tests (ictest-wormchain)	6m 59s
e2e-tests (ictest-cancel-upgrade)	4m 19s
e2e-tests (ictest-cw-wormhole)	8m 49s
e2e-tests (ictest-slashing-params-update-vaa)	3m 51s
e2e-tests (ictest-cw-shutdown-contracts)	7m 5s
	47m 6s

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