chore: release v0.4.0

[github-actions]

🤖 New release

• libveritas: 0.3.3 -> 0.4.0 (⚠ API breaking changes)
• libveritas_testutil: 0.3.3 -> 0.4.0 (✓ API compatible changes)

⚠ libveritas breaking changes

--- failure constructible_struct_adds_field: externally-constructible struct adds field ---

Description:
A pub struct constructible with a struct literal has a new pub field. Existing struct literals must be updated to include the new field.
        ref: https://doc.rust-lang.org/reference/expressions/struct-expr.html
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.48.0/src/lints/constructible_struct_adds_field.ron

Failed in:
  field RecordSummary.signature in /tmp/.tmpURFJ93/libveritas/veritas/src/inspect.rs:163

Changelog

libveritas

0.4.0 - 2026-08-14

Features

• Omit records with invalid signatures instead of failing

Style

• Rustfmt

libveritas_testutil

0.4.0 - 2026-08-14

Features

• Omit records with invalid signatures instead of failing

Style

• Rustfmt

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This PR was generated with release-plz.