fix broken link check #829

Job	Run time
Basic Checks	1m 47s
Unit Tests	8m 17s
Integration Tests (pvtdatapurge e2e)	20m 28s
Integration Tests (pvtdata)	12m 49s
Integration Tests (raft)	13m 46s
Integration Tests (gateway idemix pkcs11 configtx configtxlator)	17m 25s
Integration Tests (ledger)	14m 39s
Integration Tests (lifecycle)	5m 24s
Integration Tests (sbe nwo msp)	7m 7s
Integration Tests (smartbft)	21m 37s
Integration Tests (discovery gossip devmode pluggable)	8m 12s
	2h 11m 31s

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