Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from v1 to v2.1.4. - [Release notes](https://github.com/actions/upload-artifact/releases) - [Commits](https://github.com/actions/upload-artifact/compare/v1...58740802ef971a2d71eff71e63d48ab68d1f5507) Signed-off-by: dependabot[bot] <support@github.com>