Bump anchore/scan-action from 3.3.6 to 6.4.0

---
updated-dependencies:
- dependency-name: anchore/scan-action
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -472,7 +472,7 @@ jobs:
 
       - name: Anchore container scan
         id: anchore-scan
-        uses: anchore/scan-action@v3.3.6
+        uses: anchore/scan-action@v6.4.0
         if: ${{ (matrix.os == 'ubuntu-latest') }}
         with:
           image: ${{ fromJSON(steps.meta.outputs.json).tags[0] }}