Update bindgen requirement from ~0.56.0 to ~0.57.0

Updates the requirements on [bindgen](https://github.com/rust-lang/rust-bindgen) to permit the latest version.
- [Release notes](https://github.com/rust-lang/rust-bindgen/releases)
- [Changelog](https://github.com/rust-lang/rust-bindgen/blob/master/CHANGELOG.md)
- [Commits](rust-lang/rust-bindgen@v0.56.0...v0.57.0)

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

Author: dependabot[bot]

Cargo.toml

@@ -23,7 +23,7 @@ exclude = [
 cfg-if = "^1.0.0"
 
 [build-dependencies]
-bindgen = { version = "~0.56.0", optional = true }
+bindgen = { version = "~0.57.0", optional = true }
 
 [dev-dependencies]
 version-sync = "~0.9.1"