Bump tera from 1.8.0 to 1.9.0
Bumps [tera](https://github.com/Keats/tera) from 1.8.0 to 1.9.0.
- [Release notes](https://github.com/Keats/tera/releases)
- [Changelog](https://github.com/Keats/tera/blob/master/CHANGELOG.md)
- [Commits](https://github.com/Keats/tera/commits/v1.9.0)
Signed-off-by: dependabot[bot] <support@github.com>