build: Bump regex-automata from 0.4.6 to 0.4.7

Bumps [regex-automata](https://github.com/rust-lang/regex) from 0.4.6 to 0.4.7.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](rust-lang/regex@regex-automata-0.4.6...regex-automata-0.4.7)

---
updated-dependencies:
- dependency-name: regex-automata
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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