Bump indexmap from 1.8.1 to 1.8.2 in /src/rust/engine (#15778)
Bump indexmap from 1.8.1 to 1.8.2 in /src/rust/engine (#15778)

Bumps [indexmap](https://github.com/bluss/indexmap) from 1.8.1 to 1.8.2.
- [Release notes](https://github.com/bluss/indexmap/releases)
- [Changelog](https://github.com/bluss/indexmap/blob/1.8.2/RELEASES.rst)
- [Commits](https://github.com/bluss/indexmap/compare/1.8.1...1.8.2)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
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