chore(deps): bump taiki-e/install-action from 2 to 2.81.4

[dependabot]

Bumps taiki-e/install-action from 2 to 2.81.4.

Release notes

Sourced from taiki-e/install-action's releases.

2.81.4

• Update vacuum@latest to 0.28.4.

• Update typos@latest to 1.47.1.

• Update syft@latest to 1.45.0.

• Update cargo-neat@latest to 0.4.0.

• Update cargo-mutants@latest to 27.1.0.

2.81.3

• Update vacuum@latest to 0.28.3.

• Update uv@latest to 0.11.18.

• Update trivy@latest to 0.71.0.

2.81.2

• Update mise@latest to 2026.5.18.

• Update cargo-semver-checks@latest to 0.48.0.

2.81.1

• Update cargo-no-dev-deps@latest to 0.2.24.

• Update cargo-hack@latest to 0.6.45.

2.81.0

• Support convco. (#1831, thanks @​graelo)

• Support docgarden (#1830, thanks @​jesse-black)

• Update vacuum@latest to 0.28.0.

• Update cargo-binstall@latest to 1.19.1.

2.80.0

• Support kingfisher. (#1874, thanks @​SAY-5)

2.79.15

• Update typos@latest to 1.47.0.

• Update wasm-tools@latest to 1.251.0.

• Update vacuum@latest to 0.27.2.

• Update uv@latest to 0.11.17.

• Update tombi@latest to 1.1.1.

... (truncated)

Commits

• cde8c9e Release 2.81.4
• 1e4ec76 ci: Temporarily disable broken opensuse/tumbleweed test
• 2ba2a47 Update vacuum@latest to 0.28.4
• 193c1cc Update uv manifest
• cb4b3f9 Update typos@latest to 1.47.1
• b6e0809 Update syft@latest to 1.45.0
• 55ff171 Update prek manifest
• 4dea5bb Update mise manifest
• 3e82d2c Update cargo-shear manifest
• 31e07c4 Update cargo-neat@latest to 0.4.0
• Additional commits viewable in compare view

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[hashdit-bot]

Pull Request Review

This PR updates GitHub Actions workflow references for taiki-e/install-action across CI files, moving from v2/v2.75.24 to v2.81.4 (pinned by commit cde8c9e...). The changes are limited to workflow dependency version bumps in bench.yml, integration.yml, lint.yml, and unit.yml, with no application/runtime code modifications. Overall, it standardizes the action version used in CI and keeps most usages pinned to a specific commit SHA.

Sensitive Content

No sensitive content detected.

Security Issues

No serious security issues detected.

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