Bump anchore/sbom-action from 0.20.6 to 0.20.8 (#2803)

Bumps [anchore/sbom-action](https://github.com/anchore/sbom-action) from 0.20.6 to 0.20.8.
- [Release notes](https://github.com/anchore/sbom-action/releases)
- [Changelog](https://github.com/anchore/sbom-action/blob/main/RELEASE.md)
- [Commits](anchore/sbom-action@f8bdd1d...aa0e114)

---
updated-dependencies:
- dependency-name: anchore/sbom-action
  dependency-version: 0.20.8
  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>

Author: dependabot[bot]

.github/workflows/release.yaml

@@ -56,7 +56,7 @@ jobs:
       - name: Install cosign
         uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # main
       - name: Install syft
-        uses: anchore/sbom-action/download-syft@f8bdd1d8ac5e901a77a92f111440fdb1b593736b # v0.20.6
+        uses: anchore/sbom-action/download-syft@aa0e114b2e19480f157109b9922bda359bd98b90 # v0.20.8
 
       - name: Run GoReleaser Snapshot
         if: ${{ !startsWith(github.ref, 'refs/tags/') }}