Bump peg from 0.8.1 to 0.8.2

Bumps [peg](https://github.com/kevinmehall/rust-peg) from 0.8.1 to 0.8.2.
- [Release notes](https://github.com/kevinmehall/rust-peg/releases)
- [Commits](kevinmehall/rust-peg@0.8.1...0.8.2)

---
updated-dependencies:
- dependency-name: peg
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>