ci(action): update step-security/harden-runner action to v2.7.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	OpenSSF
step-security/harden-runner	action	patch	v2.7.0 -> v2.7.1

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Release Notes

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

v2.7.1

Compare Source

What's Changed

Release v2.7.1 by @​varunsh-coder, @​h0x0er, @​ashishkurmi in https://github.com/step-security/harden-runner/pull/397
This release:

• Improves the capability to inspect outbound HTTPS traffic on GitHub-hosted and self-hosted VM runners
• Updates README to add link to case study video on how Harden-Runner detected a supply chain attack on a Google open-source project
• Addresses minor bugs

Full Changelog: step-security/harden-runner@v2.7.0...v2.7.1

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Configuration

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