Bump actions/download-artifact from v1 to v2
Bump actions/download-artifact from v1 to v2

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from v1 to v2.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v1...1de1dea89c32dcb1f37183c96fe85cfe067b682a)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
neilime/zf-twbs-helper-module,neilime/zf-twbs-helper-module