feat: add spec-tests-bls from lodestar and update download-spec-test logic

[matthewkeil]

Split off from #143

Inclusions

• Add bls specific spec tests that were originally in lodestar repo
• Update existing spec test version
• Update process/code for downloading spec tests
• Copy spec helper functions from lodestar with the spec tests found in bls specific tests
• Updates workflow to not test node v16 and adds support for node v19 and v22

[github-actions]

Performance Report

✔️ no performance regression detected

Full benchmark results

Benchmark suite	Current: d879634	Previous: -	Ratio
PublicKey serialization	995.00 ns/op
PublicKey deserialize	22.998 us/op
PublicKey deserialize and validate - 1 keys	83.882 us/op
PublicKey deserialize and validate - 100 keys	8.2794 ms/op
PublicKey deserialize and validate - 10000 keys	834.84 ms/op
SecretKey.fromKeygen	2.3630 us/op
SecretKey serialization	872.00 ns/op
SecretKey deserialization	1.5790 us/op
SecretKey.toPublicKey	138.35 us/op
SecretKey.sign	534.64 us/op
Signature serialization	1.0680 us/op
Signature deserialize	44.288 us/op
Signatures deserialize and validate - 1 sets	121.08 us/op
Signatures deserialize and validate - 100 sets	11.977 ms/op
Signatures deserialize and validate - 10000 sets	1.2035 s/op
aggregatePublicKeys - 1 sets	2.5170 us/op
aggregatePublicKeys - 8 sets	10.529 us/op
aggregatePublicKeys - 32 sets	38.136 us/op
aggregatePublicKeys - 128 sets	147.88 us/op
aggregatePublicKeys - 256 sets	296.91 us/op
aggregateSignatures - 1 sets	4.2820 us/op
aggregateSignatures - 8 sets	23.973 us/op
aggregateSignatures - 32 sets	91.102 us/op
aggregateSignatures - 128 sets	360.39 us/op
aggregateSignatures - 256 sets	725.20 us/op
aggregateVerify - 1 sets	1.5743 ms/op
aggregateVerify - 8 sets	5.7269 ms/op
aggregateVerify - 32 sets	20.351 ms/op
aggregateVerify - 128 sets	78.786 ms/op
aggregateVerify - 256 sets	156.78 ms/op
verifyMultipleAggregateSignatures - 1 sets	1.7437 ms/op
verifyMultipleAggregateSignatures - 8 sets	7.0554 ms/op
verifyMultipleAggregateSignatures - 32 sets	25.739 ms/op
verifyMultipleAggregateSignatures - 128 sets	99.997 ms/op
verifyMultipleAggregateSignatures - 256 sets	198.78 ms/op
Same message - 1 sets	1.7017 ms/op
Same message - 8 sets	2.5732 ms/op
Same message - 32 sets	5.5569 ms/op
Same message - 128 sets	17.393 ms/op
Same message - 256 sets	33.189 ms/op
libuv multithreading - addVerificationRandomness true	23.761 s/op
libuv multithreading - addVerificationRandomness false	23.763 s/op

by benchmarkbot/action

[matthewkeil]

am using native node fetch to download spec tests so dropped support for 16

[matthewkeil]

This was pulled out of @lodestar/spec-test-utils but that is an ESM module and has vitest as a sub-dep. vitest is ESM only so @lodestar/spec-test-utils cannot be imported