Bump the jit group across 1 directory with 2 updates

Bumps the jit group with 2 updates in the /zjit directory: [insta](https://github.com/mitsuhiko/insta) and [rand](https://github.com/rust-random/rand).


Updates `insta` from 1.47.0 to 1.47.1
- [Release notes](https://github.com/mitsuhiko/insta/releases)
- [Changelog](https://github.com/mitsuhiko/insta/blob/master/CHANGELOG.md)
- [Commits](mitsuhiko/insta@1.47.0...1.47.1)

Updates `rand` from 0.9.2 to 0.10.0
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand@rand_core-0.9.2...0.10.0)

---
updated-dependencies:
- dependency-name: insta
  dependency-version: 1.47.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: jit
- dependency-name: rand
  dependency-version: 0.10.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: jit
...

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Author: dependabot[bot]