build(deps): update handlebars requirement from 4.3.3 to 5.0.0 (#41)

Updates the requirements on [handlebars](https://github.com/sunng87/handlebars-rust) to permit the latest version.
- [Release notes](https://github.com/sunng87/handlebars-rust/releases)
- [Changelog](https://github.com/sunng87/handlebars-rust/blob/master/CHANGELOG.md)
- [Commits](sunng87/handlebars-rust@v4.3.3...v5.0.0)

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

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

Cargo.toml

@@ -21,7 +21,7 @@ thiserror = "1"
 
 # Supported template engines
 tera = { version = "1.19.0", optional = true, default-features = false }
-handlebars = { version = "4.3.3", optional = true, default-features = false }
+handlebars = { version = "5.0.0", optional = true, default-features = false }
 minijinja = { version = "1.0.0", optional = true, default-features = false }
 
 [dependencies.axum]