[contrib] add yanggrpcreceiver to the contrib distribution (#1306) #231

Job	Run time
Release Core / prepare (linux, arm)	4m 45s
Release Core / prev-tag	5s
Release Core / prepare (linux, riscv64)	5m 47s
Release Core / prepare (linux, ppc64le)	5m 6s
Release Core / prepare (linux, arm64)	5m 9s
Release Core / prepare (linux, s390x)	5m 31s
Release Core / prepare (darwin, amd64)	4m 52s
Release Core / prepare (darwin, arm64)	5m 13s
Release Core / prepare (linux, 386)	4m 55s
Release Core / prepare (linux, amd64)	4m 59s
Release Core (Windows)	-1s
Release Core / Release	5m 22s
Release Core / Create GitHub issue on failed nightly release	0s
	51m 43s

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