Tests

[testing] Replace script-based tool installation with nix #10667

Job	Run time
Fuzz	9m 1s
e2e_existing_network	11s
Up-to-date protobuf	13s
Up-to-date mocks	2m 32s
Protobuf Lint	9s
e2e	13s
Run bootstrap monitor e2e tests	15s
Up-to-date go.mod and go.sum	18s
Lint	3m 45s
Build Antithesis avalanchego images	9m 1s
Build Antithesis xsvm images	9m 1s
Image build	9m 1s
Unit (macos-14)	3m 41s
Upgrade	12s
Unit (ubuntu-20.04)	3m 6s
Unit (ubuntu-22.04)	3m 15s
Unit (ubuntu-24.04)	7m 12s
Unit (windows-2022)	6m 10s
Unit (custom-arm64-jammy)	5m 11s
Unit (custom-arm64-noble)	5m 11s
	1h 17m 38s

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