fix: Bump executor crate version

[bvrooman]

The previous release of v0.25.3 had a failing test because of a mismatch in crate version. This PR bumps the executor CRATE_VERSION to match the correct crate version.

Checklist

• Breaking changes are clearly marked as such in the PR description and changelog
• New behavior is reflected in tests
• The specification matches the implemented behavior (link update PR if changes are needed)

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• I have reviewed the code myself
• I have created follow-up issues caused by this PR and linked them here

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