chore(deps): bump bindgen from 0.72.1 to 0.73.1

[dependabot]

Bumps bindgen from 0.72.1 to 0.73.1.

Changelog

Sourced from bindgen's changelog.

0.73.1 (2026-09-05)

Added

Changed

• Widened acceptable prettyplease / syn dependency versions (#3447).

Removed

Fixed

Security

0.73.0 (2026-09-05)

Added

• Add Debug, Clone and Eq traits to ParseCallbacks info types (#3233).
• Include the source location in discovery ParseCallbacks (#3244).
• Report constants and variables in ParseCallbacks::new_item_found (#3249).
• Allow adding custom attributes to extern function blocks (#3257).
• Support new-type-alias constants (#3288, #3390).
• Support nested flexible array members (#3306).
• Add support for custom per-field attributes (#3307).
• Add const-generic bitfield accessors for compile-time optimization (#3325, #3374).
• Allow renaming struct and union fields (#3358).
• Add a libcpp feature to link libclang against libc++ (#3375).
• Prebuilt binaries for aarch64 Linux (#3217).

Changed

• Guarantee opaque type layout across all architectures (#3280).
• Use NonNull for C++ references (#3292).
• Bindings::write now takes impl Write instead of Box<dyn Write> (#3317, #3324).
• Optimize bitfield unit get/set with byte-wise operations (#3325).
• Emit const __BindgenUnionField accessors and comply with Rust 2024 unsafe_op_in_unsafe_fn (#3337).
• Generate a doc comment pointing at the aliased type when a type alias is hidden (#3122).
• dyngen: convert the library path to OsStr before opening it (#3315).
• Return a NoHeadersProvided error instead of generating empty bindings when no input headers are provided (#3391).
• Bump the MSRV to 1.71 (#3401).
• Bump syn to v3 (#3401) and shlex to v2 (#3380).

Removed

• Removed support for generating code for rustc versions < 1.51, along with the corresponding RustTarget constants (#3281).
• Removed the dependency on itertools (#3408).

Fixed

• Fix a typo in the handling of --rustified-non-exhaustive-enums (#3266).
• Apply the same mangling rule to C and C-unwind function types (#3156).
• Fix alignment of bitfields in some edge cases (#3247).
• Fix typedefs inside constified modules (#3284).
• Fix generation of f32 NAN, INFINITY and NEG_INFINITY constants (#3300).
• Allow constant expressions that don't fit in i64 (#3301).
• Deduplicate derive traits added by the add_derives callback (#3296).

... (truncated)

Commits

• 66a1e2a chore: Release
• f531ae3 build(deps): Widen range for syn.
• d73cb7a build(deps): update rust crates
• 6d276db chore: Release
• 8afb6a2 Don't derive or implement traits for aliases to c_void
• e12371f Remove needless by_ref calls
• a213781 chore(cargo): remove deprecated package authors field
• 7a6db4b build(deps): update rust crates
• 5bceb09 build(deps): bump bitflags from 2.9.1 to 2.13.1
• ab7df34 Do not insert dummy fields into bitfields in cases where this would
• Additional commits viewable in compare view

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