chore: release v9.0.0

[nyurik]

🤖 New release

• can-dbc: 8.1.0 -> 9.0.0 (⚠ API breaking changes)

⚠ can-dbc breaking changes

--- failure copy_impl_added: type now implements Copy ---

Description:
A public type now implements Copy, causing non-move closures to capture it by reference instead of moving it.
        ref: https://github.com/rust-lang/rust/issues/100905
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.46.0/src/lints/copy_impl_added.ron

Failed in:
  can_dbc::NumericValue in /tmp/.tmpiaRx6y/can-dbc/src/ast/numeric_value.rs:7

Changelog

9.0.0 - 2026-03-20

Fixed

• parse signal min/max as NumericValue (#76)
• ast/message_id: use 0x1FFF_FFFF (1<<29 - 1) instead of 2^29 in test (#77)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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[Copilot]

Pull request overview

This PR performs the release bookkeeping for can-dbc v8.1.1, aligning the crate version and changelog with the fixes shipped since v8.1.0.

Changes:

• Bump crate version from 8.1.0 to 8.1.1 in Cargo.toml.
• Add a v8.1.1 changelog entry documenting the test fix for ast/message_id.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
CHANGELOG.md	Adds the 8.1.1 release section and notes the included fix (PR #77).
Cargo.toml	Updates the crate package version to 8.1.1.

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