chore(deps): bump typeorm from 0.3.28 to 0.3.30 in /docs

Bumps [typeorm](https://github.com/typeorm/typeorm) from 0.3.28 to 0.3.30.
- [Release notes](https://github.com/typeorm/typeorm/releases)
- [Changelog](https://github.com/typeorm/typeorm/blob/master/CHANGELOG.md)
- [Commits](typeorm/typeorm@0.3.28...0.3.30)

---
updated-dependencies:
- dependency-name: typeorm
  dependency-version: 0.3.30
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]