Revert github.com/prometheus/client_golang to v1.11.1 #3759

Job	Run time
Basic Checks	2m 56s
Integration Tests (raft)	13m 4s
Unit Tests	22m 36s
Integration Tests (pvtdata)	13m 23s
Integration Tests (pvtdatapurge e2e)	11m 9s
Integration Tests (ledger)	17m 21s
Integration Tests (lifecycle)	6m 55s
Integration Tests (smartbft)	20m 39s
Integration Tests (discovery gossip devmode pluggable)	9m 22s
Integration Tests (gateway idemix pkcs11 configtx configtxlator)	17m 58s
Integration Tests (sbe nwo msp)	10m 7s
	2h 25m 30s

Provide feedback