deps: update rppal requirement from 0.17.1 to 0.18.0 in /crates/bestool

Updates the requirements on [rppal](https://github.com/golemparts/rppal) to permit the latest version.
- [Release notes](https://github.com/golemparts/rppal/releases)
- [Changelog](https://github.com/golemparts/rppal/blob/master/CHANGELOG.md)
- [Commits](golemparts/rppal@0.17.1...0.18.0)

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

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

crates/bestool/Cargo.toml

@@ -57,7 +57,7 @@ node-semver = { version = "2.1.0", optional = true }
 regex = { version = "1.10.4", optional = true }
 reqwest = { version = "0.12.4", features = ["json"], default-features = false }
 rpi-st7789v2-driver = { version = "0.1.0", path = "../rpi-st7789v2-driver", features = ["miette"], optional = true }
-rppal = { version = "0.17.1", optional = true }
+rppal = { version = "0.18.0", optional = true }
 rust-fontconfig = { version = "0.1.7", optional = true }
 secrecy = { version = "0.8.0", optional = true }
 serde = { version = "1.0.201", features = ["derive"] }