Use vectors for accepted tx and block metrics #4978

Job	Run time
e2e	10m 55s
Up-to-date mocks	2m 3s
Protobuf Lint	5s
Up-to-date protobuf	21s
Fuzz	13m 0s
e2e_existing_network	4m 21s
Up-to-date go.mod and go.sum	14s
govulncheck	55s
Lint	3m 0s
Image build	10m 37s
Unit (macos-12)	9m 6s
Upgrade	3m 10s
Unit (ubuntu-20.04)	6m 52s
Unit (ubuntu-22.04)	6m 58s
Unit (windows-2022)	12m 23s
Unit (self-hosted, linux, ARM64, focal)	1m 25s
Unit (self-hosted, linux, ARM64, jammy)	1m 26s
	1h 26m 51s

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