Go and dependency upgrades #1130

Job	Run time
Unit tests in ubuntu-20.04	18m 23s
Build Docker image	1m 50s
Code linters	2m 6s
Run PEEPS tests	12m 47s
Acceptance tests (basic \|\| basic-raft \|\| (advanced && raft) \|\| networks/typical::raft)	19m 2s
Acceptance tests (basic \|\| basic-istanbul \|\| (advanced && istanbul && !block-heights) \|\| networks/typical::istanbul)	21m 58s
Acceptance tests (basic \|\| basic-istanbul \|\| (advanced && istanbul && !block-heights) \|\| empty-block-period \|\| block-reward \|\| networks/typical::qbft)	20m 42s
Acceptance tests (validator-management && networks/template::istanbul-3plus1)	7m 45s
Acceptance tests (validator-management && networks/template::qbft-3plus1)	8m 15s
Acceptance tests (multitenancy && networks/plugins::raft-multitenancy)	7m 43s
Acceptance tests (migration && networks/template::istanbul-4nodes)	5m 13s
Acceptance tests (migration && networks/template::raft-4nodes)	4m 42s
Acceptance tests (basic \|\| networks/typical::raftmps)	16m 18s
Acceptance tests (basic \|\| networks/typical::istanbulmps)	21m 41s
Acceptance tests (basic \|\| networks/typical::qbftmps)	20m 30s
	3h 8m 55s

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