Bump which from 7.0.1 to 7.0.2 in /generator (#31)

Bumps [which](https://github.com/harryfei/which-rs) from 7.0.1 to 7.0.2.
- [Release notes](https://github.com/harryfei/which-rs/releases)
- [Changelog](https://github.com/harryfei/which-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/harryfei/which-rs/compare/7.0.1...7.0.2)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

generator/Cargo.lock

@@ -1902,9 +1902,9 @@ dependencies = [
 
 [[package]]
 name = "which"
-version = "7.0.1"
+version = "7.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb4a9e33648339dc1642b0e36e21b3385e6148e289226f657c809dee59df5028"
+checksum = "2774c861e1f072b3aadc02f8ba886c26ad6321567ecc294c935434cad06f1283"
 dependencies = [
  "either",
  "env_home",