Bump actions/upload-artifact from 2.1.0 to v2.1.2
Bump actions/upload-artifact from 2.1.0 to v2.1.2

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 2.1.0 to v2.1.2.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/2.1.0...c8879bf5aef7bef66f9b82b197f34c4eeeb1731b)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
chorrell/docker-node-minimal