Update step-security/harden-runner action to v2.22.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
step-security/harden-runner	action	minor	v2.21.1 → v2.22.1

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Release Notes

step-security/harden-runner (step-security/harden-runner)

v2.22.1

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What's Changed

• Fixed security rules not initializing on GHES self-hosted runners
• Fixed GHES connectivity in block mode by implicitly allowing the GHES hostname

Full Changelog: step-security/harden-runner@v2.22.0...v2.22.1

v2.22.0

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What's Changed

• Linux ARM64 support for community tier
• GHES support for self-hosted VMs (enterprise tier)
• MacOS and Windows runner deny list support for block policy (enterprise tier).

Full Changelog: step-security/harden-runner@v2.21.1...v2.22.0

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