Bump step-security/harden-runner in /test-docker-image (#227)

Bumps [step-security/harden-runner](https://github.com/step-security/harden-runner) from 2.10.1 to 2.10.2.
- [Release notes](https://github.com/step-security/harden-runner/releases)
- [Commits](step-security/harden-runner@91182cc...0080882)

---
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>

test-docker-image/action.yml

@@ -21,7 +21,7 @@ runs:
   using: "composite"
   steps:
     - name: Harden runner
-      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7
+      uses: step-security/harden-runner@0080882f6c36860b6ba35c610c98ce87d4e2f26f
       with:
         disable-sudo: true
         egress-policy: block