ci(deps): bump step-security/harden-runner from 2.19.0 to 2.19.1

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.19.0 to 2.19.1.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@8d3c67d...a5ad31d)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-version: 2.19.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: harden runner
-        uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2
+        uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2
         with:
           egress-policy: audit
 

.github/workflows/release.yml

@@ -29,7 +29,7 @@ jobs:
       subjects-base64: ${{ steps.pack.outputs.subjects-base64 }}
     steps:
       - name: harden runner
-        uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2
+        uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2
         with:
           egress-policy: audit
 
@@ -97,7 +97,7 @@ jobs:
       id-token: write
     steps:
       - name: harden runner
-        uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2
+        uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2
         with:
           egress-policy: audit