Update bindgen requirement from 0.52 to 0.53

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@v0.52.0...v0.53.0)

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

dav1d-sys/Cargo.toml

@@ -15,7 +15,7 @@ build = []
 dav1d = "0.2.0"
 
 [build-dependencies]
-bindgen = "0.52"
+bindgen = "0.53"
 metadeps = "1.1.2"
 pkg-config = "0.3.12"