Bump step-security/harden-runner from 2.15.0 to 2.16.0 (#100)

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.15.0 to 2.16.0.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@a90bcbc...fa2e9d6)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-version: 2.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/actionlint.yaml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@a90bcbc6539c36a85cdfeb73f7e2f433735f215b # v2.15.0
+        uses: step-security/harden-runner@fa2e9d605c4eeb9fcad4c99c224cee0c6c7f3594 # v2.16.0
         with:
           egress-policy: audit
 

.github/workflows/ghaudit.yaml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Harden the runner (Audit all outbound calls)
-      uses: step-security/harden-runner@a90bcbc6539c36a85cdfeb73f7e2f433735f215b # v2.15.0
+      uses: step-security/harden-runner@fa2e9d605c4eeb9fcad4c99c224cee0c6c7f3594 # v2.16.0
       with:
         egress-policy: audit