build(deps): bump the actions group across 1 directory with 2 updates

Bumps the actions group with 2 updates in the / directory: [step-security/harden-runner](https://github.com/step-security/harden-runner) and [chainguard-dev/actions](https://github.com/chainguard-dev/actions).


Updates `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)

Updates `chainguard-dev/actions` from 1.6.15 to 1.6.19
- [Release notes](https://github.com/chainguard-dev/actions/releases)
- [Commits](chainguard-dev/actions@061bc0e...c69a264)

---
updated-dependencies:
- dependency-name: step-security/harden-runner
  dependency-version: 2.19.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
- dependency-name: chainguard-dev/actions
  dependency-version: 1.6.19
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/actionlint.yaml

@@ -24,7 +24,7 @@ jobs:
     name: Action lint
     runs-on: ubuntu-latest
     steps:
-      - uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2.19.0
+      - uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2.19.1
         with:
           egress-policy: block
           allowed-endpoints: >

.github/workflows/build-scanner-audit.yaml

@@ -20,7 +20,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2.19.0
+      - uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2.19.1
         with:
           egress-policy: audit
 

.github/workflows/regen-answers.yaml

@@ -18,7 +18,7 @@ jobs:
       id-token: write # To gitsign and federate
 
     steps:
-    - uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2.19.0
+    - uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2.19.1
       with:
         egress-policy: audit
 
@@ -55,7 +55,7 @@ jobs:
         echo "create_pr_update=true" >> $GITHUB_OUTPUT
 
     # Configure signed commits
-    - uses: chainguard-dev/actions/setup-gitsign@061bc0e921116bde1470f51fb5c86d5318f16558 # v1.6.15
+    - uses: chainguard-dev/actions/setup-gitsign@c69a264ec2a5934c3186c618f368fc1c86f16cff # v1.6.19
       if: ${{ steps.check-diff.outputs.create_pr_update == 'true' }}
 
     # Based on usage in https://github.com/chainguard-dev/digestabot/blob/main/action.yml

.github/workflows/zizmor.yaml

@@ -26,7 +26,7 @@ jobs:
       contents: read # Clone the repository
       security-events: write # Upload SARIF results to Code Scanning
     steps:
-      - uses: step-security/harden-runner@8d3c67de8e2fe68ef647c8db1e6a09f647780f40 # v2.19.0
+      - uses: step-security/harden-runner@a5ad31d6a139d249332a2605b85202e8c0b78450 # v2.19.1
         with:
           egress-policy: block
           allowed-endpoints: >