Updates in main docs and scripts for v2.5.11 release #3976

Job	Run time
Basic Checks	1m 47s
Unit Tests	11m 23s
Integration Tests (raft)	14m 24s
Integration Tests (pvtdata)	13m 9s
Integration Tests (pvtdatapurge e2e)	18m 29s
Integration Tests (ledger)	16m 37s
Integration Tests (lifecycle)	7m 42s
Integration Tests (smartbft)	21m 27s
Integration Tests (discovery gossip devmode pluggable)	10m 18s
Integration Tests (gateway idemix pkcs11 configtx configtxlator)	16m 42s
Integration Tests (sbe nwo msp)	10m 17s
	2h 22m 15s

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