chore(deps): update google.golang.org/genproto/googleapis/rpc digest to b703f56 #506

Job	Run time
build-container (arm64, ubuntu-24.04-arm)	3m 32s
build-container (amd64, ubuntu-latest)	5m 1s
pre-push-check	-1s
push-multiarch-manifest	0s
	8m 32s

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