chore(gh-actions-deps): update anchore/sbom-action action to v0.20.8 in all dependant reusable workflows (#721)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/_reusable-sbom-scan.yml

@@ -20,7 +20,7 @@ jobs:
           pip install poetry
           poetry install
       - name: Create SBOM
-        uses: anchore/sbom-action@d8a2c0130026bf585de5c176ab8f7ce62d75bf04 # v0.20.7
+        uses: anchore/sbom-action@aa0e114b2e19480f157109b9922bda359bd98b90 # v0.20.8
         with:
           format: spdx-json
           output-file: ${{ github.event.repository.name }}-sbom.spdx.json