wip: ethsync (alt) #10016

Job	Run time
e2e_post_etna	14m 36s
Unit (macos-14)	13m 49s
Fuzz	14m 55s
e2e_pre_etna	13m 0s
Unit (ubuntu-20.04)	7m 0s
Unit (ubuntu-22.04)	10m 46s
Unit (ubuntu-24.04)	6m 45s
Protobuf Lint	6s
Unit (windows-2022)	12m 34s
Up-to-date mocks	2m 7s
Up-to-date protobuf	30s
Unit (custom-arm64-jammy)	11m 22s
Unit (custom-arm64-noble)	17m 6s
Run bootstrap monitor e2e tests	6m 47s
Up-to-date go.mod and go.sum	15s
e2e_existing_network	4m 30s
Lint	3m 40s
Build Antithesis xsvm images	13m 14s
Image build	10m 40s
Build Antithesis avalanchego images	10m 4s
Upgrade	3m 41s
	2h 57m 27s

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