Tests

Implement ACP-118 Aggregator #8173

Job	Run time
e2e_post_etna	11m 5s
Unit (macos-12)	6m 29s
Unit (ubuntu-20.04)	4m 36s
Up-to-date protobuf	22s
Protobuf Lint	6s
Unit (ubuntu-22.04)	7m 10s
e2e_existing_network	4m 8s
Unit (windows-2022)	12m 12s
Unit (custom-arm64-focal)	1s
e2e_pre_etna	11m 29s
Fuzz	14m 28s
Unit (custom-arm64-jammy)	13m 7s
Lint	3m 16s
Upgrade	3m 23s
Up-to-date go.mod and go.sum	10s
Up-to-date mocks	1m 58s
Build Antithesis avalanchego images	8m 27s
Build Antithesis xsvm images	11m 45s
Image build	11m 4s
	2h 5m 16s

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