github-actions(deps): bump andstor/file-existence-action (#83)

Bumps [andstor/file-existence-action](https://github.com/andstor/file-existence-action) from 2 to 3.
- [Release notes](https://github.com/andstor/file-existence-action/releases)
- [Commits](andstor/file-existence-action@v2...v3)

---
updated-dependencies:
- dependency-name: andstor/file-existence-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

security-actions/scan-docker-image/action.yml

@@ -64,7 +64,7 @@ runs:
 
     - name: Check docker OCI tar existence
       if: ${{ steps.sca.outputs.analyzed-image != '' }}
-      uses: andstor/file-existence-action@v2
+      uses: andstor/file-existence-action@v3
       id: docker_tar
       with:
         files: "${{ steps.sca.outputs.analyzed-image }}"