build(deps): update cruet requirement from 0.14 to 0.15

Updates the requirements on [cruet](https://github.com/chrislearn/cruet) to permit the latest version.
- [Release notes](https://github.com/chrislearn/cruet/releases)
- [Changelog](https://github.com/chrislearn/cruet/blob/main/CHANGELOG.md)
- [Commits](chrislearn/cruet@v0.14.0...v0.15.0)

---
updated-dependencies:
- dependency-name: cruet
  dependency-type: direct:production
...

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

Author: dependabot[bot]

generator/Cargo.toml

@@ -12,7 +12,7 @@ description = "generate cdevents type from json schema on cdevents-spec"
 [dependencies]
 anyhow = "1.0"
 clap = { version = "4", features = ["derive"] }
-cruet = "0.14"
+cruet = "0.15"
 glob = "0.3"
 handlebars = { version = "6", features = ["dir_source"] }
 handlebars_misc_helpers = { version = "0.17", default-features = false, features = [