chore(deps): update step-security/harden-runner action to v2.7.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
step-security/harden-runner	action	minor	v2.6.1 -> v2.7.0

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Release Notes

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

### [`v2.7.0`](https://togithub.com/step-security/harden-runner/releases/tag/v2.7.0) [Compare Source](https://togithub.com/step-security/harden-runner/compare/v2.6.1...v2.7.0) ##### What's Changed Release 2.7.0 by [@​varunsh-coder](https://togithub.com/varunsh-coder) and [@​h0x0er](https://togithub.com/h0x0er) in [https://github.com/step-security/harden-runner/pull/376](https://togithub.com/step-security/harden-runner/pull/376) This release: 1. Updates the node runtime to node20 2. Adds capability to inspect outbound HTTPS traffic on GitHub-hosted and self-hosted VM runners **Full Changelog**: https://github.com/step-security/harden-runner/compare/v2...v2.7.0

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Configuration

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🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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