Update bindgen requirement from 0.62 to 0.63 (#101)

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@v0.62.0...v0.63.0)

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

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

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

libduckdb-sys/Cargo.toml

@@ -22,7 +22,7 @@ buildtime_bindgen = ["bindgen", "pkg-config", "vcpkg"]
 [dependencies]
 
 [build-dependencies]
-bindgen = { version = "0.62", optional = true, default-features = false, features = ["runtime"] }
+bindgen = { version = "0.63", optional = true, default-features = false, features = ["runtime"] }
 pkg-config = { version = "0.3.24", optional = true }
 cc = { version = "1.0", features = ["parallel"], optional = true }
 vcpkg = { version = "0.2", optional = true }