chore(deps): bump step-security/harden-runner from 2.8.0 to 2.8.1 (#345)

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.8.0 to 2.8.1.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@f086349...17d0e2b)

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

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

.github/workflows/swift-ci.yml

@@ -16,7 +16,7 @@ jobs:
  runs-on: macos-12
  steps:
  - name: Harden Runner
- uses: step-security/harden-runner@f086349bfa2bd1361f7909c78558e816508cdc10 # v2.8.0
+ uses: step-security/harden-runner@17d0e2bd7d51742c71671bd19fa12bdc9d40a3d6 # v2.8.1
  with:
  egress-policy: audit
 
@@ -38,7 +38,7 @@ jobs:
  runs-on: ${{ matrix.os }}
  steps:
  - name: Harden Runner
- uses: step-security/harden-runner@f086349bfa2bd1361f7909c78558e816508cdc10 # v2.8.0
+ uses: step-security/harden-runner@17d0e2bd7d51742c71671bd19fa12bdc9d40a3d6 # v2.8.1
  with:
  egress-policy: audit
 
@@ -71,7 +71,7 @@ jobs:
  runs-on: ${{ matrix.os }}
  steps:
  - name: Harden Runner
- uses: step-security/harden-runner@f086349bfa2bd1361f7909c78558e816508cdc10 # v2.8.0
+ uses: step-security/harden-runner@17d0e2bd7d51742c71671bd19fa12bdc9d40a3d6 # v2.8.1
  with:
  egress-policy: audit