Bump ocaml/setup-ocaml from 2 to 3 Bumps [ocaml/setup-ocaml](https://github.com/ocaml/setup-ocaml) from 2 to 3. - [Release notes](https://github.com/ocaml/setup-ocaml/releases) - [Changelog](https://github.com/ocaml/setup-ocaml/blob/master/CHANGELOG.md) - [Commits](https://github.com/ocaml/setup-ocaml/compare/v2...v3) --- updated-dependencies: - dependency-name: ocaml/setup-ocaml dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>