Update bindgen requirement from ^0.69.2 to ^0.72.1 in /userfaultfd-sys

[dependabot[bot]]

Updates the requirements on bindgen to permit the latest version.

Release notes

Sourced from bindgen's releases.

v0.72.1

This is just 0.72.0 with a fix for a breaking change in clang (see #3264 and related).

Full Changelog: https://github.com/rust-lang/rust-bindgen/compare/v0.72.0...v0.72.1

Changelog

Sourced from bindgen's changelog.

0.72.1 (2025-08-31)

Added

Changed

Removed

Fixed

• Fixed a bad interaction with upcoming clang 22 (#3278).

Security

0.72.0 (2025-06-08)

Added

• Report enums in ParseCallbacks.
• Refactor item_name method to use ItemInfo struct.
• Add callback to modify contents of macro
• Discovery callbacks for functions and methods.
• Options to generate uncallable C++ functions.
• Provide option to get real virtual fn receiver.

Changed

• Generate bindings compatible with current rustc version by default.

Removed

• Remove unused which-rustfmt feature
• Remove warning for opaque forward declarations

Fixed

• More sophisticated handling of the triple in rust_to_clang_target
• Rename *-apple-ios-sim to ...simulator
• Fix OpenCL vectors that use "ext_vector_type".
• Fix union layout when it contains 0 sized array.
• Avoid crashing on variadic unions without layout information.
• Distinguish char16_t.
• Fix bugs in --clang-macro-fallback
• Add missed unsafe in the raw_set_bit function
• Use link_name for dynamic library loading
• Add "gen" to list of rust keywords in 'rust_mangle'
• Use appropriate rustfmt --format ... param

v0.71.1 (2024-12-09)

Fixed

• Fix --version and --generate-shell-completions (#3040)

0.71.0 (2024-12-06)

Added

• Add the ParseCallbacks::new_item_found callback to expose the original and final name of structs, unions and enums (#2658).
• Add the field_type_name field to FieldInfo to expose the name of the type of a field (#2863)

... (truncated)

Commits

• d874de8 chore: Release
• 173a6e6 Update changelog.
• 2e06749 clang: Push the fix for #3277 into Type::declaration.
• 58a8710 Get the type's definition in CompInfo::from_ty
• d0e7d6b chore: Release
• e7f0b9d Update changelog.
• 2882af2 Refactor item_name method to use ItemInfo struct
• e2940cd chore: Fix some warnings with latest stable.
• 5d7f684 codegen: Avoid crashing on variadic unions without layout information.
• 2613129 Remove unused which-rustfmt feature
• Additional commits viewable in compare view

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