chore(deps): bump meta from 1.11.0 to 1.12.0 in /sheet (#406)

Bumps [meta](https://github.com/dart-lang/sdk/tree/main/pkg) from 1.11.0 to 1.12.0.
- [Changelog](https://github.com/dart-lang/sdk/blob/main/CHANGELOG.md)
- [Commits](https://github.com/dart-lang/sdk/commits/1.12.0/pkg)

---
updated-dependencies:
- dependency-name: meta
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>