r38: Bump github.com/pelletier/go-toml/v2 from 2.3.0 to 2.3.1

Bumps [github.com/pelletier/go-toml/v2](https://github.com/pelletier/go-toml) from 2.3.0 to 2.3.1.
- [Release notes](https://github.com/pelletier/go-toml/releases)
- [Commits](https://github.com/pelletier/go-toml/compare/v2.3.0...v2.3.1)

---
updated-dependencies:
- dependency-name: github.com/pelletier/go-toml/v2
  dependency-version: 2.3.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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