Merge pull request #422 from blockfrost/chore/dolos-rc3
chore: update Dolos to 1.0.0-rc.3
chore: update Dolos to 1.0.0-rc.3
feat: a Hydra Head with `--blockfrost` integration test
This reverts commit e77a31b298c4be6f36bf95d2f65651a2c1d68c9f.