build(deps): bump async-trait from 0.1.42 to 0.1.48 (#163)

Bumps [async-trait](https://github.com/dtolnay/async-trait) from 0.1.42 to 0.1.48.
- [Release notes](https://github.com/dtolnay/async-trait/releases)
- [Commits](dtolnay/async-trait@0.1.42...0.1.48)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sho Nakatani <lay.sakura@gmail.com>