Bump step-security/harden-runner

Bumps the actions-deps group in /.github/workflows with 1 update: [step-security/harden-runner](https://github.com/step-security/harden-runner).


Updates `step-security/harden-runner` from 2.11.1 to 2.12.0
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@c6295a6...0634a26)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-version: 2.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions-deps
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/actionlint.yml

@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Harden Runner"
-        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
+        uses: step-security/harden-runner@0634a2670c59f64b4a01f0f96f84700a4088b9f0 # v2.12.0
         with:
           egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs